id:A123510 - OEIS Search Results

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Arises in the normal ordering of functions of a*(a+)*a, where a and a+ are the boson annihilation and creation operators, respectively.

+0
6

6, 42, 340, 3135, 32466, 373156, 4713192, 64877805, 966466270, 15487707246, 265617899196, 4853435351947, 94114052406570, 1930026941433480, 41728495237790416, 948549349736725401 (list; graph; listen)

	OFFSET	`1,1`
	FORMULA	`E.g.f.: (1/(1-x)^3)exp(x/(1-x))LaguerreL(2,-x/(1-x)), where LaguerreL(p,y) are the Laguerre polynomials.`
	CROSSREFS	`Cf.: A002720, A052852, A123511, A123512.` `Adjacent sequences: A123507 A123508 A123509 this_sequence A123511 A123512 A123513` `Sequence in context: A082302 A029588 A001725 this_sequence A132804 A074017 A135887`
	KEYWORD	`nonn`
	AUTHOR	`Karol A. Penson (penson(AT)lptl.jussieu.fr), Oct 02 2006`

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Last modified October 12 11:54 EDT 2008. Contains 144829 sequences.

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