Expansion of 1/((1-2x)(1-5x)(1-6x)(1-9x)).

A025988

Expansion of 1/((1-2x)(1-5x)(1-6x)(1-9x)).

Terms

    a(0) =1a(1) =22a(2) =315a(3) =3740a(4) =40121a(5) =405042a(6) =3935095a(7) =37284280a(8) =347419941a(9) =3201202862a(10) =29273641475a(11) =266321046420

External references