a(0) = 1; a(n) = 6 * Sum_{k=1..n} binomial(n,k) * a(k-1).
A345077
a(0) = 1; a(n) = 6 * Sum_{k=1..n} binomial(n,k) * a(k-1).
Terms
- a(0) =1a(1) =6a(2) =48a(3) =414a(4) =3876a(5) =38946a(6) =416808a(7) =4722774a(8) =56379756a(9) =706236426a(10) =9250945008a(11) =126342991614
External references
- oeis: A345077