id:A116874 - OEIS Search Results

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Generalized Catalan numbers C(2,4;n)=C(4,2;n).

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1, 1, 6, 76, 1336, 27696, 631776, 15327936, 388158336, 10143429376, 271514492416, 7406771137536, 205171931723776, 5755684861259776, 163186022760308736, 4668631322653802496, 134608711249014521856 (list; graph; listen)

	OFFSET	`0,3`
	COMMENT	`See A116873 for C(2,3;n) and the Derrida et al., Schuetz-Domany and Liggett references.`
	FORMULA	`G.f.: (3+17x+40x^2c(8x))/((1+4x)(3+2*x)) with the g.f. c(x) for A000108 (Catalan numbers).`
	CROSSREFS	`Sequence in context: A053337 A066797 A120593 this_sequence A030044 A145165 A132613` `Adjacent sequences: A116871 A116872 A116873 this_sequence A116875 A116876 A116877`
	KEYWORD	`nonn,easy`
	AUTHOR	`Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), Mar 24 2006`

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Last modified November 18 20:14 EST 2008. Contains 147244 sequences.

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