Column 2 of triangle A126460; equals the number of subpartitions of the partition {(k^2 + 9*k + 20)*k/6, k>=0}.
A126462
Column 2 of triangle A126460; equals the number of subpartitions of the partition {(k^2 + 9*k + 20)*k/6, k>=0}.
Terms
- a(0) =1a(1) =1a(2) =6a(3) =75a(4) =1565a(5) =48950a(6) =2145626a(7) =125727238a(8) =9507150815a(9) =902519025315
External references
- oeis: A126462