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=1 and l=-1.

A177180

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=1 and l=-1.

Terms

    a(0) =1a(1) =10a(2) =21a(3) =144a(4) =711a(5) =4747a(6) =29767a(7) =205078a(8) =1409645a(9) =10043729a(10) =72216773a(11) =528438373a(12) =3903255409a(13) =29138576719a(14) =219209569841

External references