Column 2 of triangle A113381, also equals column 0 of A113370^8.
A113383
Column 2 of triangle A113381, also equals column 0 of A113370^8.
Terms
- a(0) =1a(1) =8a(2) =120a(3) =2556a(4) =71548a(5) =2508528a(6) =106427700a(7) =5323786728a(8) =307710142888
External references
- oeis: A113383