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A178260
Number of collinear point 8-tuples in an n X n cubical grid.
0
0, 0, 0, 0, 0, 0, 0, 18, 184, 1030, 4180, 13750, 38896, 98098, 225972, 483412, 972772, 1858020, 3395076, 5966700, 10139220, 16715912, 26838572, 42058890, 64517116, 97018822, 143341936, 208297894
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OFFSET
1,8
LINKS
Table of n, a(n) for n=1..28.
CROSSREFS
Three collinear points in an n X n grid
A000938
; n X n X n grid
A157882
Sequence in context:
A160955
A393588
A026091
*
A296778
A155665
A392531
Adjacent sequences:
A178257
A178258
A178259
*
A178261
A178262
A178263
KEYWORD
nonn
AUTHOR
R. H. Hardin
, suggested by R. J. Mathar in the Sequence Fans Mailing List, May 24 2010
STATUS
approved
