Expansion of e.g.f. A(x) = 1/(1 - LambertW(-x)^2).

A134095

Expansion of e.g.f. A(x) = 1/(1 - LambertW(-x)^2).

Terms

    a(0) =1a(1) =0a(2) =2a(3) =12a(4) =120a(5) =1480a(6) =22320a(7) =396564a(8) =8118656a(9) =188185680a(10) =4871980800a(11) =139342178140

External references