Column 1 of triangle A113392, also equals column 0 of A113381^6.

A113393

Column 1 of triangle A113392, also equals column 0 of A113381^6.

Terms

    a(0) =1a(1) =6a(2) =48a(3) =605a(4) =11196a(5) =280440a(6) =8981460a(7) =353283128a(8) =16567072675a(9) =905357065354

External references