id:A059279 - OEIS Search Results

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G.f. is ((1-x)/(1-2*x)) * G(x*(1-x)/(1-2*x)) where G(x) is g.f. for Catalan numbers A000108.

+0
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1, 2, 6, 20, 72, 276, 1112, 4656, 20080, 88608, 398144, 1815248, 8375904, 39037120, 183493440, 868853120, 4140414720, 19841656960, 95559048960, 462268075520, 2245165391360, 10943794652160, 53519094753280, 262510076263680, 1291131867203072 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Hankel transform is A134751. Binomial transform of A105864. [From Paul Barry (pbarry(AT)wit.ie), Oct 07 2008]`
	CROSSREFS	`Sequence in context: A141200 A122737 A150134 this_sequence A154381 A150135 A150136` `Adjacent sequences: A059276 A059277 A059278 this_sequence A059280 A059281 A059282`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Jan 24 2001`

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Last modified March 19 13:18 EDT 2010. Contains 173632 sequences.

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