Coefficient of x^n in the expansion of 1/( (1-x)^2 * (1-x^2)^3 )^n.

A370270

Coefficient of x^n in the expansion of 1/( (1-x)^2 * (1-x^2)^3 )^n.

Terms

    a(0) =1a(1) =2a(2) =16a(3) =110a(4) =840a(5) =6502a(6) =51424a(7) =411602a(8) =3326600a(9) =27082460a(10) =221776016a(11) =1824750424a(12) =15073212648a(13) =124926064460

External references