id:A008465 - OEIS Search Results

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2^(2n-6) . C(n,3) - 2^(n-2) . C(n,4).

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1, 12, 120, 1040, 7840, 52864, 327936, 1912320, 10644480, 57164800, 298428416, 1522626560, 7622451200, 37551144960, 182458122240, 875972788224, 4161315274752, 19583780782080, 91393766195200 (list; graph; listen)

	OFFSET	`3,2`
	MAPLE	`f := n->2^(2n-6)binomial(n, 3)-2^(n-2)*binomial(n, 4);`
	CROSSREFS	`Sequence in context: A009035 A009140 A012273 this_sequence A115902 A004332 A129329` `Adjacent sequences: A008462 A008463 A008464 this_sequence A008466 A008467 A008468`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), C. L. Mallows (colinm(AT)research.avayalabs.com)`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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