id:A048515 - OEIS Search Results

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a(n)=T(n,n), array T given by A048505.

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1, 5, 35, 160, 577, 1816, 5245, 14288, 37313, 94384, 232861, 563080, 1339249, 3141464, 7282493, 16711456, 38010625, 85786336, 192282301, 428342936, 948960881, 2091908680, 4590665245, 10032774640, 21843934657 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`(9n^2 + n) * 2^(n-2) - n^2 + 1. - Ralf Stephan, Feb 05 2004`
	CROSSREFS	`Sequence in context: A005562 A097872 A124793 this_sequence A085503 A100739 A043014` `Adjacent sequences: A048512 A048513 A048514 this_sequence A048516 A048517 A048518`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 25 08:46 EST 2009. Contains 167481 sequences.

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