4G constellations
Could we please get some of these syntheses added to Shinjuku? Conveniently they're already in pseudo-SJK format, but some of the larger constellations may need to be weeded out like with the 3Gs (i.e. those with bounding box semiperimeter > 40).
From this repository: https://github.com/dvgrn/glider-collisions/tree/main/four-glider-collisions
Edited by Ian 07 (Ian07)