id:A071722 - OEIS Search Results

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Expansion of (1+x^2*C^2)*C^3, where C = (1-(1-4*x)^(1/2))/(2*x) is g.f. for Catalan numbers, A000108.

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1, 3, 10, 33, 110, 372, 1276, 4433, 15574, 55250, 197676, 712538, 2585292, 9434830, 34610400, 127553745, 472055910, 1753616370, 6536826780, 24443315550, 91664179620, 344655239760, 1299052403688, 4907335827258, 18576824685820 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`Sequence in context: A020704 A113299 A126931 this_sequence A058987 A001558 A111639` `Adjacent sequences: A071719 A071720 A071721 this_sequence A071723 A071724 A071725`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jun 06 2002`

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

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