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)=6, k=0 and l=-1.
A177162
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)=6, k=0 and l=-1.
Terms
- a(0) =1a(1) =6a(2) =11a(3) =57a(4) =245a(5) =1294a(6) =6781a(7) =37728a(8) =213225a(9) =1235908a(10) =7267625a(11) =43355213a(12) =261455499a(13) =1592057090a(14) =9772992459a(15) =60420010845a(16) =375850271829
External references
- oeis: A177162