id:A027981 - OEIS Search Results

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Sum{(k+1)*T(n,k)}, 0<=k<=2n, T given by A027960.

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1, 10, 40, 124, 340, 868, 2116, 4996, 11524, 26116, 58372, 129028, 282628, 614404, 1327108, 2850820, 6094852, 12976132, 27525124, 58195972, 122683396, 257949700, 541065220, 1132462084, 2365587460, 4932501508, 10267656196 (list; graph; listen)

	OFFSET	`0,2`
	FORMULA	`a(2n+1) = 6(4n+1) * 4^n + 4. - R. Stephan, Mar 22 2004`
	CROSSREFS	`Sequence in context: A071233 A063490 A002419 this_sequence A013977 A075060 A002066` `Adjacent sequences: A027978 A027979 A027980 this_sequence A027982 A027983 A027984`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 22 20:51 EST 2009. Contains 167312 sequences.

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