Thread:Numberblocks459/@comment-46470622-20200728145353/@comment-46471799-20200728163717

7yjnfjhnftghnfghn wrote: CatCatCat's Numberstairs (coming soon!)

1, 6, 10, 15 and all the triangular number up to infinity and beyond are not taken by me.

3 is Gow-Gow