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)=5, k=-2 and l=0.

A177118

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)=5, k=-2 and l=0.

Terms

    a(0) =1a(1) =5a(2) =6a(3) =31a(4) =114a(5) =564a(6) =2628a(7) =13211a(8) =66522a(9) =344636a(10) =1804532a(11) =9590028a(12) =51461840a(13) =278821158a(14) =1522272848a(15) =8369233919a(16) =46288773842a(17) =257390692984

External references