id:A027026 - OEIS Search Results

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T(n,n+4), T given by A027023.

+0
4

1, 25, 85, 215, 477, 985, 1949, 3755, 7113, 13329, 24805, 45959, 84917, 156625, 288573, 531323, 977873, 1799273, 3310133, 6089111, 11200525, 20601961, 37893981, 69699051, 128197785, 235793825, 433693893, 797688967, 1467180389 (list; graph; listen)

	OFFSET	`4,2`
	FORMULA	`G.f.: [x^4(5x^5-7x^4-2x^3-10x^2+21x+1)]/[(1-x)^3(1-x-x^2-x^3)]. - Ralf Stephan, Feb 11 2004`
	CROSSREFS	`Sequence in context: A100487 A069232 A081272 this_sequence A087240 A044212 A044593` `Adjacent sequences: A027023 A027024 A027025 this_sequence A027027 A027028 A027029`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.

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