id:A050492 - OEIS Search Results

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Thickened cube numbers: a(n)=n*(n^2+(n-1)^2)+(n-1)*2*n*(n-1).

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1, 14, 63, 172, 365, 666, 1099, 1688, 2457, 3430, 4631, 6084, 7813, 9842, 12195, 14896, 17969, 21438, 25327, 29660, 34461, 39754, 45563, 51912, 58825, 66326, 74439, 83188, 92597, 102690, 113491, 125024, 137313, 150382, 164255, 178956 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)=n(4n^2-6*n+3)`
	EXAMPLE	`..... * * .. * .. * ` `a(2) = .. * * .. * = 14` `..... * * .. * .. * *`
	CROSSREFS	`A001844, A046092, A050533.` `Sequence in context: A022674 A044152 A044533 this_sequence A050396 A069964 A074354` `Adjacent sequences: A050489 A050490 A050491 this_sequence A050493 A050494 A050495`
	KEYWORD	`easy,nice,nonn`
	AUTHOR	`Klaus Strassburger (strass(AT)ddfi.uni-duesseldorf.de), Dec 27 1999`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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