A178264 Number of collinear point 6-tuples in an n X n X n cubical grid

0, 0, 0, 0, 0, 148, 1459, 7816, 30252, 94800, 256782, 617856, 1366224, 2795748, 5412325, 9923416, 17486008, 29560632, 48570684, 77244360, 120061344, 182023572, 270840423, 394457656, 566591620

Offset

1,6

Links

Table of n, a(n) for n=1..25.

Crossrefs

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

Sequence in context: A127028 A186894 A233727 * A121280 A338970 A224260

Adjacent sequences: A178261 A178262 A178263 * A178265 A178266 A178267

Keyword

nonn

Author

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

Status

approved