Column 0 of the matrix 4th power of triangle A167015.
A167144
Column 0 of the matrix 4th power of triangle A167015.
Terms
- a(0) =1a(1) =4a(2) =14a(3) =70a(4) =503a(5) =4898a(6) =60517a(7) =899764a(8) =15496561a(9) =301137820a(10) =6483583802a(11) =152689979223
External references
- oeis: A167144