a(n+1) = m + Sum_{j=0..n} (a(j)*a(n-j) + k) for n>=1, with a(0)=1, a(1)=5, k=1 and m=1.
A176648
a(n+1) = m + Sum_{j=0..n} (a(j)*a(n-j) + k) for n>=1, with a(0)=1, a(1)=5, k=1 and m=1.
Terms
- a(0) =1a(1) =5a(2) =13a(3) =55a(4) =245a(5) =1215a(6) =6317a(7) =34187a(8) =190093a(9) =1079983a(10) =6239989a(11) =36554363a(12) =216600357a(13) =1295906671a(14) =7817665373a(15) =47499325915a(16) =290411653437
External references
- oeis: A176648