The natural elementary ships, c/2o and c/4d:

Code: Select all

`x = 15, y = 5, rule = R2,C0,M1,S10..19,B4..4,NM`

2b2o9bo$2o2bo8bo$2bo9bobo$3bo8bobo$3bo9bo!

Linear replicator:

Code: Select all

`x = 4, y = 10, rule = R2,C0,M1,S10..19,B4..4,NM`

4o9$4o!

Shuttle for the replicator:

Code: Select all

`x = 21, y = 88, rule = R2,C0,M1,S10..19,B4..4,NM`

b2o$4o$4o$b2o19$12bo$12bo$9b2obo4b2o$14bo2b2o$14bo3bo2$14bo4bo$13bo$

10b3o$7bo3bo$3b2o5b2o6bo$15bo$8bobo6bo$9bo$3b2o2bo4$20bo$16b3o$19bo$

18b2o6$5bo8bo$2b2o3b2o2b2o3b2o$2bo5bo2bo5bo$2bo5bo2bo5bo$2b2o3b2o2b2o

3b2o$5bo8bo3$5bo8bo$2b2o3b2o2b2o3b2o$2bo5bo2bo5bo$2bo5bo2bo5bo$2b2o3b

2o2b2o3b2o$5bo8bo22$b2o$4o$4o$b2o!

Replicator-based backeake for a replicator-based ship:

Code: Select all

`x = 16, y = 16, rule = R2,C0,M1,S10..19,B4..4,NM`

oooooobboooobbbb$

obobbbbobobobobb$

bbooobbobbobobob$

obbbbboboobboooo$

bbbobobboboobbob$

bobobbboboobbbbo$

oobbobbbbobbboob$

bbbbboboobbobbob$

obobbbobbbobobob$

oboobobobbobbbbb$

booooobobobobobo$

obobbbbobooobbbo$

ooobobobbbbboboo$

bbbooobooooboboo$

oooobbbbbobobobo$

ooobboobobbbboob!

Four high-period guns:

Code: Select all

`x = 105, y = 142, rule = R2,C0,M1,S10..19,B4..4,NM`

25bo3bo$27b2o2bo2bo2b2obo$25b2o2b6obobo$25bob2ob2o2bobobo$26bo3b6o3b2o

$26bob6ob2o2bo$27b2o4b3ob4o$26b3obob2obo2b3o$25b3o3bob3obo$26b3obob3o

2bo$26b3obobo3bo$25bo2b4o2bo3b2o$27b4o6bo$25bobob9o2bo$25bob4o2bobob2o

bo$25b2obobo3bobobo41$94bo2bo2b5o$89b2ob3o3b2o3b2o$89bob2o3b4obo$92b2o

bo6bobo$90b5o3b2o$89b2obobo3bo3b2o$89bob2o2b4o3b2o$89b2obo3bobob2o$89b

2o4b2ob5obo$92b2ob2ob5obo$90b3ob5o2b4o$89b3ob3ob2o2bob2o$91bob3ob6obo$

89bobo3b3obo2b2o$89b2ob2ob4o2b2o$91bob2o2b5obo33$2ob4ob2ob2o2bo$3b2ob

2o3bob2o$2b6ob2o2b2o$3ob2ob4ob2obo$2b2o2b2o2b3o$2o2b5o3bo$2bobo2bo2bob

4o$ob5o5b4o$bob3o2bobo2b2o$bob3obo2b4obo$2o3bobo4b2obo$2bo2bobobo2bo2b

o$o3bob2ob4obo$ob2ob2obo2bo3bo$o2bob2ob2o2bobo$3bobo7bo7$83bobobo7bobo

$83bo2bob2obobob3o$82b3obo4bobo2b2o$82bo2bobo3bob3o$83bob2ob3ob5o$83bo

2b2o2b2ob4o$83bo4bobo4b2o$83b2o2bob9o$82b2o2b4ob2o4bo$82bo2b4ob6obo$

82b7ob2ob3obo$83bob3o4b2ob3o$84bobo5bob3o$82bobobobo2b3ob2o$82bo2b5o3b

obo$83bob2o2bo2b6o!