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A178262 Number of collinear point 4-tuples in an n X n X n cubical grid 1

%I #4 Mar 31 2012 12:35:44

%S 0,0,0,76,629,2820,9767,26272,63162,135504,269334,489204,870943,

%T 1447460,2319069,3613088,5496580,8046288,11646108,16349868,22751289,

%U 31151020,41928083,55298280,72845822,94565584,121269906,154010268,194468499

%N Number of collinear point 4-tuples in an n X n X n cubical grid

%H R. H. Hardin, <a href="/A178262/b178262.txt">Table of n, a(n) for n=1..35</a>

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

%K nonn

%O 1,4

%A _R. H. Hardin_, suggested by R. J. Mathar in the Sequence Fans Mailing List, May 24 2010

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Last modified August 30 17:27 EDT 2024. Contains 375545 sequences. (Running on oeis4.)