id:A006771 - OEIS Search Results

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Exponential self-convolution of numbers of trees on n nodes.

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1, 2, 4, 8, 18, 46, 128, 372, 1174, 3820, 13170, 46714, 172490, 652758, 2547196, 10156810, 41495158, 172810254, 734132414, 3171713642, 13933910250, 62121022408, 280907384318, 1286617710114, 5964793344934 (list; graph; listen)

	OFFSET	`0,2`
	CROSSREFS	`Cf. A000055.` `Sequence in context: A006786 A125809 A000117 this_sequence A113989 A126757 A034766` `Adjacent sequences: A006768 A006769 A006770 this_sequence A006772 A006773 A006774`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com).`

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

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