id:A081020 - OEIS Search Results

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Even order Taylor coefficients at x = 0 of exp(-x^2/(x^2-2)), odd order coefficients being equal to zero.

+0
3

1, 9, 195, 7665, 473445, 42110145, 5085535455, 799363389825, 158394573362025, 38590445989920825, 11330437552124766075, 3943491069629507821425 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`In Maple notation : a(n)=subs(x=0, diff(exp(-x^2/(x^2-2)), x$2*n)), n=1, 2...`
	CROSSREFS	`Sequence in context: A119291 A113269 A116877 this_sequence A017426 A110807 A019566` `Adjacent sequences: A081017 A081018 A081019 this_sequence A081021 A081022 A081023`
	KEYWORD	`nonn`
	AUTHOR	`Karol A. Penson (penson(AT)lptl.jussieu.fr), Mar 01 2003`

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.

AT&T Labs Research