id:A053441 - OEIS Search Results

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Moments of generalized Motzkin paths.

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1, 0, 4, 4, 16, 24, 71, 128, 328, 650, 1552, 3232, 7437, 15904, 35884, 77840, 173792, 379896, 843411, 1851264, 4097552, 9014038, 19918944, 43871360, 96860441, 213472064, 471086932, 1038595100, 2291372912, 5052682904, 11145821407, 24580005376, 54217564504, 119573069218 (list; graph; listen)

	OFFSET	`2,3`
	LINKS	`R. A. Sulanke, Moments of generalized Motzkin paths, J. Integer Sequences, Vol. 3 (2000), #00.1.`
	FORMULA	`G.f.: x^2(2x^3+1)/[(1+x)(1+x-x^2)(1-2x-x^3)].`
	CROSSREFS	`Sequence in context: A137725 A082649 A156232 this_sequence A065732 A092959 A158101` `Adjacent sequences: A053438 A053439 A053440 this_sequence A053442 A053443 A053444`
	KEYWORD	`nonn,easy,nice`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jan 12 2000`
	EXTENSIONS	`More terms from Reiner Martin (reinermartin(AT)hotmail.com), Oct 13 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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