Actually someone did point out an exception and it generates something very interesting we didn't see before. The pattern is different for odd n. But also has a

Actually someone did point out an exception and it generates something very interesting we didn't see before. The pattern is different for odd n. But also has an interesting self-similarity. See the discussion on Telegram about this. https://t.me/joinchat/G8AnchIna2q8yn1lGHirkA https://t.me/joinchat/G8AnchIna2q8yn1lGHirkA