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Search: id:A123687
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A123687 E.g.f.: (1-x^2)^(-1/2)*exp(x^2/(1-x^2))*BesselI(0,x^2/(x^2-1)) (since this is an even function, we do not give the intercalating 0's). +0
1
1, 3, 63, 3225, 297675, 42805665, 8790957945, 2433297161295, 870928551367875, 390718610250593625, 214426984078881899325, 141173178618822867992475, 109729771971447612972712725, 99352716603692210781106359375 (list; graph; listen)
OFFSET

0,2

MAPLE

G:=(1-x^2)^(-1/2)*exp(x^2/(1-x^2))*BesselI(0, x^2/(x^2-1)): Gser:=series(G, x=0, 40): seq((2*n)!*coeff(Gser, x, 2*n), n=0..15); - Emeric Deutsch (deutsch(AT)duke.poly.edu), Oct 31 2006

CROSSREFS

Cf. A123510, A123511, A123512, A123525, A123686.

Sequence in context: A120053 A139293 A133275 this_sequence A159605 A156904 A053857

Adjacent sequences: A123684 A123685 A123686 this_sequence A123688 A123689 A123690

KEYWORD

nonn

AUTHOR

Karol A. Penson (penson(AT)lptl.jussieu.fr), Oct 06 2006

EXTENSIONS

More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Oct 31 2006

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Last modified November 22 20:51 EST 2009. Contains 167312 sequences.


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