id:A088794 - OEIS Search Results

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Coefficient of x^n in A(x)^(2n) is A004123(n); self-convolution is A088222.

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1, 1, 1, 4, 30, 305, 3905, 59828, 1063728, 21497921, 486476766, 12184618776, 334684804952, 10005219881472, 323438539163521, 11244331792094312, 418375698771595037, 16590419690069321454, 698526596162530976512 (list; graph; listen)

	OFFSET	`0,4`
	CROSSREFS	`Cf. A088222, A004123.` `Sequence in context: A167139 A054972 A052452 this_sequence A145348 A052574 A158834` `Adjacent sequences: A088791 A088792 A088793 this_sequence A088795 A088796 A088797`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Oct 23 2003`

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Last modified December 19 21:04 EST 2009. Contains 171054 sequences.

AT&T Labs Research