A178268 Number of collinear point triples in an n X n .. X n 4-dimensional cubical grid.

0, 0, 272, 2960, 21680, 85584, 330032, 916832, 2402544, 5543936, 12188000, 23612496, 46235520, 82329552, 142808864, 239006304, 393144576, 612427040, 953341296, 1420731120, 2107948720, 3060955376, 4384446800, 6098267968

Offset: 1

Author

R. H. Hardin, suggested by R. J. Mathar in the Sequence Fans Mailing List, May 24 2010

Keywords

• nonn

Links

• R. H. Hardin, Table of n, a(n) for n=1..38

Crossrefs

Three collinear points in an n X n grid A000938 ; n X n X n grid A157882