Column 0 of triangle A126460; equals the number of subpartitions of the partition {(k^2 + 3*k - 4)*k/6, k>=0}.
A126461
Column 0 of triangle A126460; equals the number of subpartitions of the partition {(k^2 + 3*k - 4)*k/6, k>=0}.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =3a(4) =21a(5) =274a(6) =5806a(7) =182766a(8) =8034916a(9) =471517614a(10) =35682799508
External references
- oeis: A126461