id:A027968 - OEIS Search Results

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T(n,2n-6), T given by A027960.

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1, 4, 11, 29, 73, 171, 370, 743, 1397, 2482, 4201, 6821, 10685, 16225, 23976, 34591, 48857, 67712, 92263, 123805, 163841, 214103, 276574, 353511, 447469, 561326, 698309, 862021, 1056469, 1286093, 1555796, 1870975, 2237553 (list; graph; listen)

	OFFSET	`3,2`
	FORMULA	`G.f.: x^3*(1-3x+4x^2+x^3-4x^4+3x^5-x^6)/(1-x)^7. Differences of A027969. - Ralf Stephan, Feb 07 2004`
	CROSSREFS	`A column of triangle A026998.` `Sequence in context: A062432 A131046 A109803 this_sequence A027970 A027972 A002878` `Adjacent sequences: A027965 A027966 A027967 this_sequence A027969 A027970 A027971`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 10 00:48 EST 2009. Contains 170565 sequences.

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