- Block
- Fewest cells required: 3 (2o$o)
- Edgeshootable predecessors: b2o$o2bo, 2b2o$bo$o, 2bo$bobo$o
- Blinker
- Fewest cells required: 3 (3o) (4 for a predecessor (o$b2o2$o, bo$obo2$o, bo$obo2$bo, o$obo2$o, o$obo2$bo, o$obo2$2bo))
- Edgeshootable predecessors: 3o
- Note: A traffic light makes four blinkers.
- Beehive
- Fewest cells required: 4 (b3o2$o, 4o, 2bo$2o2$o, 2bo$2o2$bo, o$b2o$3bo, o$2o2$o, bo$2o2$o)
- Edgeshootable predecessors: b3o2$o, b2o$o2b2o, 2bo$2ob2o
- Note: A honey farm makes four beehives.
- Glider
- Fewest cells required: 5 (3o$o$2bo, 3o$o$3bo, obo$bobo$bo, 2o$2b2o$bo, 3o$3bo$o)
- Edgeshootable predecessors: 3o$3bo$o, 2bo$b3o$o$o, bo$obo$3bo$2o
- Loaf
- Fewest cells required: 5 (bo$o$bobo$2bo, bo$o$bo$2b2o, o$o$bo$2b2o, 3o2$3b2o, 3o$2bo$3bo, 3o$2bo$4bo, o$b2o$2bo$3bo, o2$b2o$2bo$3bo, o2$b2o$2bo$4bo, b4o$o, 2b3o$bo$o, 2bo$b3o$o, 2bo$b3o2$o, o$b2o$3bo$4bo, o$obo2$2b2o, b2o$2o2$o, b2o$2o2$bo, o$3o2$3bo, 2b3o$o$bo, bobo$2o2$o, bo$2obo2$o, bo$2obo2$2bo)
- Edgeshootable predecessors: bo$o$bobo$2bo, bo$o$bo$2b2o, o$o$bo$2b2o, 3o$o$o, b4o$o, 2b3o$bo$o
- Boat
- Fewest cells required: 5 (bo$obo$bo$3bo, bobo$obo$bo, 2o$o$b2o, bo2$4o, o2$3o$3bo, o2$b2o$3b2o, o2$b2obo$3bo)
- Edgeshootable predecessors: none that I know of
- Ship
- Fewest cells required: 6 (2o$bo$2b2o2$4bo, 2o$o$2bo2$3bo, 2o$obo$bo2$3bo, o$bo$o$b2o2$3bo, bo$bo$o$b2o2$3bo, o$bo$obo$3bo, o$2bo$bobo$4bo, obo$bobo$2bo$3bo, obo$bobo$2bobo, bo$ob2o$bo$bo, 2o$o2bo$2bo$bo)
- Edgeshootable predecessors: 2b3o$bo$o$o$o
- Note: An R-sequence only requires five cells.
- Pond
- Fewest cells required: 4 (bo$2o$2bo)
- Edgeshootable predecessors: none that I know of
- Tub
- Fewest cells required: 4 (bo$obo$bo) (5 for a predecessor (bo2$3o2$bo, 2o$2bo$2o$o, b2o$o$obo)
- Edgeshootable predecessors: 2o$2bo$2o$o
- Long boat
- Fewest cells required: 6 (2b3o$bo$o$bo, 2b3o$bo$o$o)
- Edgeshootable predecessors: 2b3o$bo$o$bo, 2b3o$bo$o$o
- Toad
- Fewest cells required: 6 (bo$2o$2bo$3b2o, bo$2o$2bobo$3bo, o$2o$2b2o$4bo, 3o$3bo2$b2o, o2$b2o$b2o2$3bo, obo2$bo$b2o$2bo, obo2$bo$b2o2$2bo, 2b2o2$bo$b2o2$o, bobo2$bo$b2o2$o, o$2bo$bo$bo$2bo$3bo)
- Edgeshootable predecessors: none that I know of
- Beacon
- Fewest cells required: 6 (bo$2o$2b2o$2bo, o$o$bo$2bo$3b2o, o$o$bo$2bobo$3bo, bo$o$bo$2bobo$3bo)
- Edgeshootable predecessors: o$o$bo$2bo$3b2o, o$o$bo$2bobo$3bo, bo$o$bo$2bobo$3bo
- Barge
- Fewest cells required: 6 (3o$3bo$4b2o, o3o$3bobo$4bo, o$b2o$b2o$3bo, 2o$2bo$bo$2b2o)
- Edgeshootable predecessors: 3o$3bo$4b2o
- Mango
- Fewest cells required: 7 (bo$obo$bo$2b2o2$bo, 2o$2bo$bo$2b2o2$bo)
- Edgeshootable predecessors: none that I know of
- Fishhook
- Fewest cells required: 7 (2o$bo$2b2o$4bo$4bo, 2o$bo$bobo$2bobo, 2o$bo$bob2o$2bo)
- Edgeshootable predecessors: 2o$2o$2b2o$4bo
- Lightweight spaceship
- Fewest cells required: 8 (4o$o3bo$o$bo, 3b4o$2bo4bo$bo$o)
- Edgeshootable predecessors: 4o$o3bo$o$bo, 3b4o$2bo4bo$bo$o
- Paperclip
- Fewest cells required: 7 (o$2o2$b4o, bo$2o2$b4o)
- Edgeshootable predecessors: none that I know of
- Middleweight spaceship
- Fewest cells required: 9 (5o$o4bo$o$bo, 3b5o$2bo5bo$bo$o, 2o2b2o$bob2o$o4bo, b2o2b2o$obob2o$6bo, b2o2b2o$2bob2o$o5bo, 2bo$bo$o2b2o$o2bo$2o, 2bo2$2ob2o$o2bo$o$bo)
- Edgeshootable predecessors: 5o$o4bo$o$bo, 3b5o$2bo5bo$bo$o
- Heavyweight spaceship
- Fewest cells required: 10 (6o$o5bo$o$bo, 3b6o$2bo6bo$bo$o)
- Edgeshootable predecessors: 6o$o5bo$o$bo, 3b6o$2bo6bo$bo$o
- Very long ship
- Fewest cells required: 9 (3b2o$4bo$b2o$o3bo$bo$bo, 4bo$3bo$4bo$b2obo$o$bo$bo, 3bo$3bo$4bo$b2obo$o$bo$bo, 3b2o$4bo$b2o$o3bo$bo$o, 4bo$3bo$4bo$b2obo$o$bo$o, 3bo$3bo$4bo$b2obo$o$bo$o, 3b2o$4bo$b2o$o3bo$2o, 4bo$3bo$4bo$b2obo$o$2o, 3bo$3bo$4bo$b2obo$o$2o)
- Edgeshootable predecessors: none that I know of
- Dead spark coil
- Fewest cells required: 10 (o2bo$3o6$3o$o2bo, bo2bo$b3o6$b3o$o2bo, bo2$3o$bo4$bo$3o2$bo)
- Edgeshootable predecessors: none that I know of
- Traffic light
- Fewest cells required: 4 (3o2$bo)
- Edgeshootable predecessors: b3o$o3bo, b3o$o3bo$o3bo, 5o, b5o$o5bo
- Honey farm
- Fewest cells required: 6 (2o2$o2$b2o$bo, o$bo$o2$b2o$bo, bo$o$o2$b2o$bo, bo$bo$o2$b2o$bo, 2o2$o2$b2o$2bo, o$bo$o2$b2o$2bo, bo$o$o2$b2o$2bo, bo$bo$o2$b2o$2bo, bo$b2o2$2o$o, bo$b2o2$2o$bo, 2o$o2$bo$b2o, 2o$bo2$bo$b2o, 2o$o2$2bo$b2o, 3o2$3o$o, 3o2$3o$bo, 3o3$o$2o, 3o3$bo$2o, 3o2$bo$2o, 2ob3o$o, 2ob3o$bo, o2b3o$2o, bob3o$2o, 2bo$b2o$o2bo$o, o$obo2$2b2o$4bo, bo$obo2$2b2o$4bo, 2bo$obo2$2b2o$4bo, 3o2$3b2o$2bo, o$3o$3b2o, 2b2o$bo2b2o$o, 3bo$b2ob2o$o, 2b2o$bo2b2o, 3b2o$b2o2bo$o, 4bo$o$b2obo$bo, 4bo$o3bo$b2o$bo)
- Edgeshootable predecessors: 7o, 3bo$b2ob2o2$o5bo, 2b2o$bo2b2o$o, 3bo$b2ob2o$o, 3b2o$b2o2bo$o
- Blockade
- Fewest cells required: 6 (bo2$2ob2o2$2bo, 2b3o$2o2$o, 2b3o$2o2$bo, 2bo$3b2o$2o$2bo, bo$2b2o2$2o$2bo, 2b2o$2obo2$o, o$3o$3bo$4bo, b2o$o2bo$3b2o, b3o$2o$o)
- Edgeshootable predecessors: b3o$o3bo$o$bo, b4o$o4bo$6bo
- Fleet
- Fewest cells required: 7 (3o$o2bo$o$bo, b3o$bo2bo$o$2bo, 3bo$b2o$bo2bo$o$2bo, 2o$2o$2bo$3bo$4bo, o$o$b2o2$3bo$3b2o)
- Edgeshootable predecessors: 3o$o2bo$o$bo
- Note: A blonk-tie only requires six cells.
- Bakery
- Fewest cells required: 7 (b3o2$3o$bo, b3o2$2obo$bo, 2b3o2$ob2o$2bo, o$2o2$o$b2o2$3bo, bo$2o2$o$b2o2$3bo)
- Edgeshootable predecessors: 2bo$b3o$o3bo$o$bo
- Beethoven
- Fewest cells required: 8 (7bo$3o4b2o$bo4bo, bo5bo$2o5b2o$bo4bo, bo5bo$3o4b2o$6bo, bo5bo$b2o4b2o$bo4bo, 3o3bo$bo5b2o$7bo, bo$2o4bo$bo5b2o$7bo, bo$3o3bo$7b2o$7bo, o$2o3bo$o5b2o$6bo, 3o4bo$bo3b2o$6bo, bo$2o5bo$bo3b2o$6bo, bo$3o4bo$5b2o$6bo, o$2o4bo$o3b2o$5bo, 6bo$3o2b2o$bo5bo, bo4bo$2o3b2o$bo5bo, bo4bo$3o2b2o$7bo, o4bo$2o2b2o$o5bo, bo5bo$bo5b2o$obo3bo, obo4bo$bo5b2o$bo4bo, bo$bo4bo$obo4b2o$7bo, obo$bo4bo$bo5b2o$7bo, bo$bo5bo$obo2b2o$6bo, obo$bo5bo$bo3b2o$6bo, bo4bo$bo3b2o$obo4bo, obo3bo$bo3b2o$bo5bo, 7bo$3o4b2o$6bo$bo, bo$7bo$3o4b2o$6bo, 3o3bo$7b2o$bo5bo, bo2$3o3bo$7b2o$7bo, 3o4bo$5b2o$bo4bo, bo2$3o4bo$5b2o$6bo, 6bo$3o2b2o$7bo$bo, bo$6bo$3o2b2o$7bo)
- Edgeshootable predecessors: b3o$o3bo$o3bo$o3bo
- Note: 5bo$2o$bo2b3o, 5bo$bo$2o2b3o, 5bo$o$2o2b3o, 5bo$2o$o3b3o, 5bo2$2o2b3o$o, 5bo2$o3b3o$2o, 5bo2$bo2b3o$2o, 5bo2$2o2b3o$bo, 2o2bobo$bo3bo$5bo, bo2bobo$2o3bo$5bo, o3bobo$2o3bo$5bo, 2o2bobo$o4bo$5bo, 4bobo$2o3bo$o4bo, 4bobo$o4bo$2o3bo, 4bobo$bo3bo$2o3bo, 4bobo$2o3bo$bo3bo, 2o3bo$bo2b3o, bo3bo$2o2b3o, o4bo$2o2b3o, 2o3bo$o3b3o, 5bo$2o2b3o$o, 5bo$o3b3o$2o, 5bo$bo2b3o$2o, and 5bo$2o2b3o$bo only require seven cells.
- Note: It often results when one side of a traffic light predecessor hits something.
- R sequence
- Fewest cells required: 5 (o$3o2$bo, 3o$3bo$3bo, 3bo$b2o$o$bo, o$3bo$2o$2bo, 3bo$o$b2o$o, o3bo$2b2o$bo, 2bo$3o$4bo)
- Edgeshootable predecessors: 3o$3bo$3bo, b3o$o3bo$5bo, 3o$o2bo$bo, o$b2o$3b4o
- B sequence
- Fewest cells required: 6 (3o$o2bo$o, b3o$bo2bo$o, 2b3o$2bo2bo$o, 2bo$bobo, 5o2$o, bo$bob3o$o, 2bo$o$bo2bo$2bo$3bo, o$b2o$o2bo$4bo)
- Edgeshootable predecessors: 3o$o2bo$o, 2bo$bobo, 2bo$bobo$o3bo$bo, bo$2b2o$o2bo$4bo, bo$2b2o$o2bo$5bo
- Note: An R sequence only requires five cells, although it will eventually distrub the B sequence's first block unless something disturbs the R sequence first.
- ∏ sequence
- Fewest cells required: 5 (3o$o2bo, bo$3o2$bo)
- Edgeshootable predecessors: 3o$o2bo
- Century sequence
- Fewest cells required: 6 (b3o$o$o$bo, 2obo$3b2o$o, 2ob2o$3bo$o, bob2o$o2bo$o, bobo$o2b2o$o, bo2bo$bob2o$o, bob2o$bo2bo$o, o2b2o$bobo$o, o2bo$bob2o$o, 2bo$bobo$o3bo$o, 2o$o$b2o$3bo, 2b3o$2o$bo, b3o$bo$o$2bo, 2b3o2$bo$2o)
- Edgeshootable predecessors: b3o$o$o$bo, b3o$o3bo$o4bo, 2bo$bobo$o3bo$o, o2b3o$2bo$bo
- Queen bee
- Fewest cells required: 7 (o$b2obo$bobobo)
- Edgeshootable predecessors: 2b3o$bo3bo$o5bo$o5bo, 2b3o$bo3bo$o5bo$bo3bo
- Note: It often results when one side of a honey farm predecessor hits something.
- Wing sequence
- Fewest cells required: 6 (3o$3bo$4bo$5bo, 3bo$b2o$o$o$bo, o2$2o$3bo$2b2o, bo2$2o$3bo$2b2o, 2o$bob2o$2bo, , 2o$bobo$2bobo, 2o$o$2b2o$4bo)
- Edgeshootable predecessors: 3o$3bo$4bo$5bo, 3bo$b2o$o$o$bo
- Two-glider octomino
- Fewest cells required: 6 (b5o$o, 2o$bo$3b2o$2bo)
- Edgeshootable predecessors: b5o$o
- Herschel
- Fewest cells required: 6 (o$obo$3b2o$2bo, o$b2o$3b2o$2bo)
- Edgeshootable predecessors: none that I know of
- Note: An R sequence only requires five cells.
- Dove sequence
- Fewest cells required: 6 (2b3o$bo$bo$o)
- Edgeshootable predecessors: 2b3o$bo$bo$o
- I sequence
- Fewest cells required: 6 (2b2o$2obo2$bo, o$2o$b2o2$3bo, o$bo$2bo$3b2o$5bo, o$b2o$3bo$4b2o)
- Edgeshootable predecessors: 5bo$o3bo$ob2o$bo, o$b2o$3bo$4b2o
- Thunderbird sequence
- Fewest cells required: 6 (bo$o2b3o$bo)
- Edgeshootable predecessors: none that I know of
- Teardrop
- Fewest cells required: 6 (2b3o$o$o$o, 3o$o$bo$bo, 2obo$obo$2bo, ob3o$o$3bo)
- Edgeshootable predecessors: 2b3o$o$o$o
- Butterfly
- Fewest cells required: 6 (b3o$o$o$o)
- Edgeshootable predecessors: none that I know of
- E sequence
- Fewest cells required: 6 (3bo$2b2o2$bo$2o, 2bo$2b2o2$bo$2o)
- Edgeshootable predecessors: none that I know of
- F sequence
- Fewest cells required: 6 (bo$bo$o$2bo$2bo$2bo, o$bo$o$2bo$2bo$2bo, bo$o$o$2bo$2bo$2bo)
- Edgeshootable predecessors: none that I know of
- Thompson's methuselah
- Fewest cells required: 6 (2b3o$bo$2o)
- Edgeshootable predecessors: none that I know of
- Blonk-tie
- Fewest cells required: 6 (bo$2obo$3bo$4bo, 2o$bo2$bobo$bo, 2o$bo2$bobo$2bo, 2o$bo2$bobo$3bo)
- Edgeshootable predecessors: none that I know of
- Phi spark
- Fewest cells required: 6 (4o$4bo$5bo, b3o$o3b2o, b3obo$o3bo, o2b3o$b2o)
- Edgeshootable predecessors: 4o$4bo$5bo, 2b3o$bo3bo$o5bo, b3o$o3b2o, 2ob3o$2bo
- Note: An R sequence only requires five cells.
- P spark
- Fewest cells required: 4 (b3o$o, 2o$bo$2bo, o$2o2$2bo, bo$2o2$2bo)
- Edgeshootable predecessors: b3o$o, b2o$o2bo$4bo
Code: Select all
5bo$2o$bo2b3o19$5bo$bo$2o2b3o19$5bo$o$2o2b3o19$5bo$2o$o3b3o19$5bo2$2o2b3o$o19$5bo2$o3b3o$2o19$5bo2$bo2b3o$2o19$5bo2$2o2b3o$bo
