id:A053134 - OEIS Search Results

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Binomial coefficients C(2n+4,4).

+0
5

1, 15, 70, 210, 495, 1001, 1820, 3060, 4845, 7315, 10626, 14950, 20475, 27405, 35960, 46376, 58905, 73815, 91390, 111930, 135751, 163185, 194580, 230300, 270725, 316251, 367290, 424270, 487635, 557845 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Even indexed members of fifth column of Pascal's triangle A007318.` `Number of standard tableaux of shape (2n+1,1^4). - Emeric Deutsch (deutsch(AT)duke.poly.edu), May 30 2004`
	LINKS	`Milan Janjic, Two Enumerative Functions`
	FORMULA	`a(n)= binomial(2n+4, 4)= A000332(2n+4). G.f. (1+10x+5x^2)/(1-x)^5.`
	CROSSREFS	`Cf. A000447, A002299, A053126, A000332.` `Sequence in context: A085474 A124893 A126402 this_sequence A000475 A145053 A126274` `Adjacent sequences: A053131 A053132 A053133 this_sequence A053135 A053136 A053137`
	KEYWORD	`nonn,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de)`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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