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A037957 C(n,[ (n-6)/2 ]). 3
0, 0, 0, 0, 0, 0, 1, 1, 8, 9, 45, 55, 220, 286, 1001, 1365, 4368, 6188, 18564, 27132, 77520, 116280, 319770, 490314, 1307504, 2042975, 5311735, 8436285, 21474180, 34597290, 86493225, 141120525, 347373600 (list; graph; refs; listen; history; internal format)
OFFSET

0,9

CROSSREFS

Sequence in context: A041933 A041138 A048068 * A165239 A103315 A175931

Adjacent sequences:  A037954 A037955 A037956 * A037958 A037959 A037960

KEYWORD

nonn

AUTHOR

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

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Last modified February 15 11:25 EST 2012. Contains 205777 sequences.