Expansion of 1/((1-x)*(1-5*x)*(1-7*x)*(1-9*x)).

A022453

Expansion of 1/((1-x)*(1-5*x)*(1-7*x)*(1-9*x)).

Terms

    a(0) =1a(1) =22a(2) =320a(3) =3890a(4) =42861a(5) =444612a(6) =4433080a(7) =43016380a(8) =409466321a(9) =3843870602a(10) =35717758440a(11) =329381322270

External references