Expansion of g.f. 1/((1-2*x)*(1-11*x)).

A016135

Expansion of g.f. 1/((1-2*x)*(1-11*x)).

Terms

    a(0) =1a(1) =13a(2) =147a(3) =1625a(4) =17891a(5) =196833a(6) =2165227a(7) =23817625a(8) =261994131a(9) =2881935953a(10) =31701296507a(11) =348714263625

External references