a(n) = A361540(n,1) for n >= 1, a column of triangle A361540.
A361544
a(n) = A361540(n,1) for n >= 1, a column of triangle A361540.
Terms
- a(0) =1a(1) =4a(2) =39a(3) =604a(4) =12625a(5) =332766a(6) =10574725a(7) =393171416a(8) =16744363569a(9) =803841993370
External references
- oeis: A361544