a(0) = 1; a(n) = Sum_{k=0..n-1} binomial(k+6,6) * a(k) * a(n-1-k).
A385955
a(0) = 1; a(n) = Sum_{k=0..n-1} binomial(k+6,6) * a(k) * a(n-1-k).
Terms
- a(0) =1a(1) =1a(2) =8a(3) =239a(4) =20595a(5) =4369086a(6) =2027570077
External references
- oeis: A385955