A074706 1/(1+Sum_{n>0} (-x)^n/n^2) = Sum_{n>=0} a(n)*x^n/n!^2.

1, 1, 3, 22, 272, 5476, 153172, 6027960, 300059328, 19521660672, 1516955215104, 147672608429952, 16485184277455104, 2248301164177656576, 340306578491544509184, 62081853548770370612736

Offset

0,3

Links

Table of n, a(n) for n=0..15.

Crossrefs

Sequence in context: A155806 A196022 A319147 * A293989 A352448 A141360

Adjacent sequences: A074703 A074704 A074705 * A074707 A074708 A074709

Keyword

nonn

Author

Vladeta Jovovic, Sep 04 2002

Status

approved