A178267 Number of collinear point 9-tuples in an n X n X n cubical grid

0, 0, 0, 0, 0, 0, 0, 0, 301, 3784, 25555, 123136, 474487, 1554280

Offset

1,9

Links

Table of n, a(n) for n=1..14.

Crossrefs

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

Sequence in context: A298326 A299219 A300033 * A296961 A028499 A145123

Adjacent sequences: A178264 A178265 A178266 * A178268 A178269 A178270

Keyword

nonn

Author

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

Status

approved