[Spoiler alert] Terrible brute force program in JS says there is (possibly, didn't prove it) 6368 different solutions: https://gist.github.com/mvladic/9b2f2025a

[Spoiler alert] Terrible brute force program in JS says there is (possibly, didn't prove it) 6368 different solutions: https://gist.github.com/mvladic/9b2f2025a8c54aca78649ce1776600b6 https://gist.github.com/mvladic/9b2f2025a8c54aca78649ce17766...