Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=10, k=0 and l=-1.

A177167

Sequence defined by the recurrence formula a(n+1)=sum(a(p)*a(n-p)+k,p=0..n)+l for n>=1, with here a(0)=1, a(1)=10, k=0 and l=-1.

Terms

    a(0) =1a(1) =10a(2) =19a(3) =137a(4) =653a(5) =4406a(6) =27077a(7) =185856a(8) =1259601a(9) =8898900a(10) =63225681a(11) =457994141a(12) =3345121235a(13) =24706965674a(14) =183830383235

External references