id:A052482 - OEIS Search Results

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2^(n-2)*binomial(n+1,2).

+0
2

3, 12, 40, 120, 336, 896, 2304, 5760, 14080, 33792, 79872, 186368, 430080, 983040, 2228224, 5013504, 11206656, 24903680, 55050240, 121110528, 265289728, 578813952, 1258291200, 2726297600, 5888802816, 12683575296, 27246198784 (list; graph; listen)

	OFFSET	`2,1`
	CROSSREFS	`Essentially the same as A080929.` `Sequence in context: A034956 A032093 A007993 this_sequence A080929 A061136 A027991` `Adjacent sequences: A052479 A052480 A052481 this_sequence A052483 A052484 A052485`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Mar 16 2000`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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