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A178259 Number of collinear point 7-tuples in an n X n cubical grid 1
0, 0, 0, 0, 0, 0, 16, 148, 756, 2820, 8580, 22572, 53224, 115036, 231960, 441032, 799064, 1387368, 2324744, 3771176, 5952528, 9159392, 13791008, 20340036, 29476508, 41992820, 58953420, 81591788, 111535064, 150611100, 201257608 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,7

LINKS

R. H. Hardin, Table of n, a(n) for n=1..36

CROSSREFS

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

Sequence in context: A232957 A214513 A254952 * A269137 A155657 A135458

Adjacent sequences:  A178256 A178257 A178258 * A178260 A178261 A178262

KEYWORD

nonn

AUTHOR

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

STATUS

approved

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Last modified June 13 13:08 EDT 2021. Contains 344997 sequences. (Running on oeis4.)