Period-28 R-pentomino hasslers

Main article: R-pentomino hasslers

All known period-28 R-pentomino hasslers.

x = 44, y = 33, rule = B3/S23 3b2o5b2o20b2o5b2o$3b2o5b2o20b2o5b2o3$18bobo2bobo$3b2o5b2o5bo2bo2bo2bo 5b2o5b2o$2bo2bo3bo2bo5bobo2bobo5bo2bo3bo2bo$bo3bo3bo3bo16bo3bo3bo3bo$ 5b2ob2o24b2ob2o$o5bobo5bo14bo5bobo5bo$bo3bo3bo3bo16bo3bo3bo3bo$5bo3bo 24bo3bo$2bo9bo8bo9bo9bo$2bo2bo3bo2bo8b3o7bo2bo3bo2bo$3b2o5b2o10bo9b2o 5b2o4$3b2o5b2o10bo9b2o5b2o$2bo2bo3bo2bo8b3o7bo2bo3bo2bo$2bo9bo8bo9bo9b o$5bo3bo24bo3bo$bo3bo3bo3bo16bo3bo3bo3bo$o5bobo5bo14bo5bobo5bo$5b2ob2o 24b2ob2o$bo3bo3bo3bo16bo3bo3bo3bo$2bo2bo3bo2bo5bobo2bobo5bo2bo3bo2bo$ 3b2o5b2o5bo2bo2bo2bo5b2o5b2o$18bobo2bobo3$3b2o5b2o20b2o5b2o$3b2o5b2o 20b2o5b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 WIDTH 1000 HEIGHT 420 ZOOM 10 THEME 6 GPS 14 AUTOSTART ]]

p28 R-pentomino shuttle found by Jason Summers on September 8, 2005. The form shown here uses 34P14 shuttles in place of the original p7 pipsquirters. (click above to open LifeViewer)

x = 163, y = 49, rule = B3/S23 80bobo$75b2o2bob2o2bo$75bo3bo3b3o$76b3ob2o$78bobob2o$83bo$79b4o$78bo4b 3o$73b2o3b5o2bo$74bo2b4obobo$74bobo5bob2o$6b2o19b2o28b2o2b2o10b2obo2bo 2bo2bo$7bo10b2o3bo3b2o11bo11bo5bo3bo13bobobo2b2o$2b2obobob2o8bo2bobo 13b3o2b2o6bobo4bobobob2o7b4ob5o$o2bob2obo2bo7bobo2b7ob2o3bo6bo2b2obo2b o5bobobobo6bo4bo4bo17b2o2b2o28b2o19b2o$2obo4bobo2b2ob2obobobo3bo2bobob o3b6o4bob2ob2o6bo3bob2o4b3obob3o18bo3bo5bo11bo11b2o3bo3b2o10bo$3b2ob2o bob2obobobobobobo7bob4o6b4o3bo4b2o2b2o2b2obo7bobobo17b2obobobo4bobo6b 2o2b3o13bobo2bo8b2obobob2o$4bo4bo4bobobobobob2o5bo6bo3bobo3b2o3b2ob2o 9bo29bobobobo5bo2bob2o2bo6bo3b2ob7o2bobo7bo2bob2obo2bo$b2obo3bob2o2b2o 2bobobob2o5b3obob2o3b2o3bo2b3obobob4o2b3ob2o6b3o15b2obo3bo6b2ob2obo4b 6o3bobobo2bo3bobobob2ob2o2bobo4bob2o$o2b2obobobo5b2ob2o3b4obo6bo2b2o2b obobobo2bobobob4obo2b3ob3o22bob2o2b2o2b2o4bo3b4o6b4obo7bobobobobobob2o bob2ob2o$bo3bobo3b5o5b3o3bo4b2o7b2ob2o5b2obo6bob3o2bo3bo22bo9b2ob2o3b 2o3bobo3bo6bo5b2obobobobobo4bo4bo$2b3o2bob2o4bo6bo9b3o15bo2bob3o2bo8bo bo21b2ob3o2b4obobob3o2bo3b2o3b2obob3o5b2obobobo2b2o2b2obo3bob2o$4bobo 2bo2b2obob2o16b2o16b3obobo7bo2bo19b3ob3o2bob4obobobo2bobobobo2b2o2bo6b ob4o3b2ob2o5bobobob2o2bo$6b2o2bob2obob2o16b2o16b3obobo7bo2bo12bo6bo3bo 2b3obo6bob2o5b2ob2o7b2o4bo3b3o5b5o3bobo3bo$5bo2b3o4bo6bo9b3o15bo2bob3o 2bo8bobo9b3o7bobo8bo2b3obo2bo15b3o9bo6bo4b2obo2b3o$2o3bobo3b5o5b3o3bo 4b2o7b2ob2o5b2obo6bob3o2bo3bo9bo9bo2bo7bobob3o16b2o16b2obob2o2bo2bobo$ o2b2obobobo5b2ob2o3b4obo6bo2b2o2bobobobo2bobobob4obo2b3ob3o19bo2bo7bob ob3o16b2o16b2obob2obo2b2o$b2obo3bob2o2b2o2bobobob2o5b3obob2o3b2o3bo2b 3obobob4o2b3ob2o21bobo8bo2b3obo2bo15b3o9bo6bo4b3o2bo$4bo4bo4bobobobobo b2o5bo6bo3bobo3b2o3b2ob2o9bo22bo3bo2b3obo6bob2o5b2ob2o7b2o4bo3b3o5b5o 3bobo3b2o$3b2ob2obob2obobobobobobo7bob4o6b4o3bo4b2o2b2o2b2obo22b3ob3o 2bob4obobobo2bobobobo2b2o2bo6bob4o3b2ob2o5bobobob2o2bo$2obo4bobo2b2ob 2obobobo3bo2bobobo3b6o4bob2ob2o6bo3bob2o15b3o6b2ob3o2b4obobob3o2bo3b2o 3b2obob3o5b2obobobo2b2o2b2obo3bob2o$o2bob2obo2bo7bobo2b7ob2o3bo6bo2b2o bo2bo5bobobobo29bo9b2ob2o3b2o3bobo3bo6bo5b2obobobobobo4bo4bo$2b2obobob 2o8bo2bobo13b3o2b2o6bobo4bobobob2o17bobobo7bob2o2b2o2b2o4bo3b4o6b4obo 7bobobobobobob2obob2ob2o$7bo10b2o3bo3b2o11bo11bo5bo3bo18b3obob3o4b2obo 3bo6b2ob2obo4b6o3bobobo2bo3bobobob2ob2o2bobo4bob2o$6b2o19b2o28b2o2b2o 17bo4bo4bo6bobobobo5bo2bob2o2bo6bo3b2ob7o2bobo7bo2bob2obo2bo$80b5ob4o 7b2obobobo4bobo6b2o2b3o13bobo2bo8b2obobob2o$78b2o2bobobo13bo3bo5bo11bo 11b2o3bo3b2o10bo$77bo2bo2bo2bob2o10b2o2b2o28b2o19b2o$77b2obo5bobo$78bo bob4o2bo$77bo2b5o3b2o$77b3o4bo$80b4o$79bo$79b2obobo$81b2ob3o$77b3o3bo 3bo$77bo2b2obo2b2o$80bobo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 WIDTH 1000 HEIGHT 420 ZOOM 4 THEME 6 GPS 14 AUTOSTART ]]

p28 R-pentomino shuttle, found by David Raucci on August 23, 2021 (click above to open LifeViewer)

x = 40, y = 26, rule = B3/S23 12bo$12b3o$15bo$2b2o5b2o3b2o10b2o$2b2o5b2o15bo$24bobo$24b2o2$3bo5bo8bo 10b2o5b2o$2b2o5b2o6b3o9b2o5b2o$b2obo3bob2o5bo11b2o5b2o$2o2bo3bo2b2o16b o7bo$2ob2o3b2ob2o14b2ob2o3b2ob2o$2ob2o3b2ob2o14b2ob2o3b2ob2o$2bo7bo16b 2o2bo3bo2b2o$2b2o5b2o11bo5b2obo3bob2o$2b2o5b2o9b3o6b2o5b2o$2b2o5b2o10b o8bo5bo2$14b2o$13bobo$13bo15b2o5b2o$12b2o10b2o3b2o5b2o$24bo$25b3o$27bo! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 WIDTH 1000 HEIGHT 420 ZOOM 10 THEME 6 GPS 14 AUTOSTART ]]

p28, found by Carson Cheng on November 18, 2022. The oscillator goes through the R sequence twice in its evolution (click above to open LifeViewer) RLE: here Plaintext: here

x = 46, y = 42, rule = B3/S23 16b2o$11b2o2b2obo5b2o$11b2o3bobo5b2o$2bo15bo$2b3o15bo$5bo$4b2o14bo$18b o19bo$7b2o2b2o3bobo5b2o12b3o$6bobo2b2o2b2obo5b2o15bo$6b2o8b2o22b2o2$ 43b2o$42bobo$4b3o35b2o$4bo2bo$4b2o2bo11bo$5b2ob2o8b2ob2o$2bo3bobo9bo2b o18b3o$bobo3bo11b2o19bo2bo$2ob2o35b2o2bo$bo2b2o35b2ob2o$2bo2bo19b2o11b o3bobo$3b3o18bo2bo9bobo3bo$23b2ob2o8b2ob2o$25bo11bo2b2o$38bo2bo$2b2o 35b3o$bobo$b2o2$4b2o22b2o8b2o$4bo15b2o5bob2o2b2o2bobo$5b3o12b2o5bobo3b 2o2b2o$7bo19bo$25bo14b2o$40bo$25bo15b3o$27bo15bo$20b2o5bobo3b2o$20b2o 5bob2o2b2o$28b2o! #C [[ THUMBSIZE 2 THEME 6 GRID GRIDMAJOR 0 SUPPRESS THUMBLAUNCH ]] #C [[ THUMBSIZE 2 WIDTH 1000 HEIGHT 420 ZOOM 8 THEME 6 GPS 14 AUTOSTART ]]

p28 R-pentomino hassler, found by Matthias Merzenich on November 27, 2022 based on a partial result by Jason Summers (click above to open LifeViewer)