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A011936 [ n(n-1)(n-2)(n-3)/26 ]. 0
0, 0, 0, 0, 0, 4, 13, 32, 64, 116, 193, 304, 456, 660, 924, 1260, 1680, 2196, 2824, 3577, 4472, 5524, 6752, 8173, 9808, 11676, 13800, 16200, 18900, 21924, 25296, 29044, 33193, 37772, 42808, 48332, 54373 (list; graph; refs; listen; history; internal format)
OFFSET

0,6

CROSSREFS

Sequence in context: A026567 A036487 A184632 * A037235 A051912 A060099

Adjacent sequences:  A011933 A011934 A011935 * A011937 A011938 A011939

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 17 18:41 EST 2012. Contains 206074 sequences.