A178257 Number of collinear point 5-tuples in an n X n cubical grid

0, 0, 0, 0, 12, 88, 364, 1120, 2876, 6432, 13116, 24640, 43800, 73656, 119160, 185616, 281064, 413008, 594888, 836784, 1157812, 1573912, 2109844, 2784608, 3638980, 4693888, 5996612, 7583488, 9514336, 11822904, 14603264, 17886272, 21778080

Offset

1,5

Links

R. H. Hardin, Table of n, a(n) for n=1..41

Crossrefs

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

Sequence in context: A228500 A348415 A082814 * A057406 A125349 A164608

Adjacent sequences: A178254 A178255 A178256 * A178258 A178259 A178260

Keyword

nonn

Author

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

Status

approved