A178266 - OEIS

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A178266

Number of collinear point 8-tuples in an n X n X n cubical grid

0, 0, 0, 0, 0, 0, 0, 244, 2841, 17844, 80289, 290004, 893607, 2438436, 6043911, 13840224, 29694274, 60220488, 116488506, 215985456

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,8

LINKS

Table of n, a(n) for n=1..20.

CROSSREFS

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

Sequence in context: A135409 A203349 A262092 * A081864 A002594 A194134

Adjacent sequences: A178263 A178264 A178265 * A178267 A178268 A178269

KEYWORD

nonn

AUTHOR

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

STATUS

approved