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A178268
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Number of collinear point triples in an n X n .. X n 4-dimensional cubical grid
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1
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0, 0, 272, 2960, 21680, 85584, 330032, 916832, 2402544, 5543936, 12188000, 23612496, 46235520, 82329552, 142808864, 239006304, 393144576, 612427040, 953341296, 1420731120, 2107948720, 3060955376, 4384446800, 6098267968
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OFFSET
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1,3
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LINKS
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CROSSREFS
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Three collinear points in an n X n grid A000938 ; n X n X n grid A157882
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KEYWORD
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nonn
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AUTHOR
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R. H. Hardin, suggested by R. J. Mathar in the Sequence Fans Mailing List, May 24 2010
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STATUS
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approved
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