Triangle, read by rows, where the g.f. of column k, C_k(x), is defined by the recurrence: C_k(x) = [ 1 + Sum_{n>=k+1} C_n(x)*x^(n-k) ]^(k+1) for k>=0.
A127126
Triangle, read by rows, where the g.f. of column k, C_k(x), is defined by the recurrence: C_k(x) = [ 1 + Sum_{n>=k+1} C_n(x)*x^(n-k) ]^(k+1) for k>=0.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =2a(5) =1a(6) =13a(7) =9a(8) =3a(9) =1a(10) =77a(11) =54a(12) =18a(13) =4a(14) =1a(15) =587a(16) =412a(17) =139a(18) =30a(19) =5a(20) =1a(21) =5484a(22) =3834a(23) =1314a(24) =284a(25) =45a(26) =6a(27) =1a(28) =60582a(29) =42131
External references
- oeis: A127126