Square array by anti-diagonals of number of straight lines with n points in a k-dimensional hypercube of with n points on each edge.
1, 1, 1, 1, 6, 1, 1, 28, 8, 1, 1, 120, 49, 10, 1, 1, 496, 272, 76, 12, 1, 1, 2016, 1441, 520
1 seqfan posts
Fri Jun 4 18:01:20 CEST 2010 [seqfan] Re: 3D version of A000938: 3-in-line inside the nXnXn cube