id:A027114 - OEIS Search Results

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T(n,n+2), T given by A027113.

+0
2

3, 9, 20, 40, 77, 145, 270, 500, 923, 1701, 3132, 5764, 10605, 19509, 35886, 66008, 121411, 223313, 410740, 755472, 1389533, 2555753, 4700766, 8646060, 15902587, 29249421, 53798076, 98950092, 181997597, 334745773, 615693470 (list; graph; listen)

	OFFSET	`2,1`
	FORMULA	`G.f.: [3+3x+2x^2]/[(1-x)(1-x-x^2-x^3)].`
	CROSSREFS	`Equals A089068(n+2) - 3.` `Sequence in context: A139142 A037257 A145068 this_sequence A145070 A011796 A164680` `Adjacent sequences: A027111 A027112 A027113 this_sequence A027115 A027116 A027117`
	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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