Column 1 of triangle A113340, also equals column 0 of A113340^3.
A113341
Column 1 of triangle A113340, also equals column 0 of A113340^3.
Terms
- a(0) =1a(1) =3a(2) =12a(3) =69a(4) =560a(5) =6059a(6) =83215a(7) =1399161a(8) =28020221a(9) =654110586a(10) =17494347067a(11) =528556017365
External references
- oeis: A113341