E.g.f. satisfies: A(x) = A( x/(1-x)^2 ) * (1-x)/(1+x) with A(0)=0.

A179320

E.g.f. satisfies: A(x) = A( x/(1-x)^2 ) * (1-x)/(1+x) with A(0)=0.

Terms

    a(0) =0a(1) =2a(2) =-2a(3) =6a(4) =-28a(5) =160a(6) =-936a(7) =4536a(8) =-20448a(9) =627264a(10) =-19699200a(11) =43908480a(12) =17788273920a(13) =-211715112960

External references