Other spaceships also found by AforAmpere include:AforAmpere wrote: November 2nd, 2025, 7:06 pm From a discussion with rabbit and Docsy on Discord, a C/5 that exists with only B2c3a for birth conditions, found with LLS:I've tried finding faster ships, but all results have come up negative, including any C/4s in a 40x40 box. I'm not sure if C/5 is the speed limit definitively, but it seems likely. If anyone would be able to prove or disprove that, I'd be interested to see.Code: Select all
x = 8, y = 9, rule = B2c3a/S1c2a3-cj4aejnryz5-aiq6-c78 4bo2$4bo$ob4obo2$ob4obo$4bo2$4bo!
c/6 orthogonal:
Code: Select all
x = 7, y = 6, rule = B2c3a/S1e2ci3eikn4ijnty5-cq6-k78
4bo$3b3o$ob5o$b5o$2b3o$3bo!Code: Select all
x = 8, y = 9, rule = B2c3a/S1c2a3-cj4aejnryz5-aiq6-c78
4bo2$4bo$ob4obo2$ob4obo$4bo2$4bo!Code: Select all
x = 6, y = 9, rule = B2c3a/S02-cn3-eq4-ikqwz5-ik6-a78
2bo2$2bo$ob2obo$bo$ob2obo$2bo2$2bo!p20:
Code: Select all
x = 8, y = 8, rule = B2c3a/S2c3i4ijnty5-cjq678
3bo$2b3o$b5o$7o$b7o$2b5o$3b3o$4bo!Code: Select all
x = 6, y = 6, rule = B2c3a/S3ij4nqry5-c678
3bo$2b3o$b5o$5o$b3o$2bo!Code: Select all
x = 6, y = 7, rule = B2c3a/S1c2ai3-cj4aejnryz5-inq6-c78
4b2o$3b2o$6o$bo$6o$3b2o$4b2o!Open problems without a well-defined solution: Does a B2c3a/S* rule exist with a 'common' spaceship? Are there any particularly small (common-spaceship-sized) spaceships in these rules?
EDIT (2025-11-07): I found another c/5 orthogonal spaceship on the 3rd:
Code: Select all
x = 7, y = 7, rule = B2c3a/S2ae3aiqr4aenry5acjn6eik7
2obo$ob3o$3bo$6bo$3bo$ob3o$2obo!