Number of collinear point 4-tuples in a 5 X 5 X 5 X... n-dimensional cubic grid
0, 5, 64, 629, 5632, 48485, 410944, 3470549, 29389312, 25033440
1 seqfan posts
Fri Jun 4 18:01:20 CEST 2010 [seqfan] Re: 3D version of A000938: 3-in-line inside the nXnXn cube