Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum.
A258677
Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum equal to the antidiagonal sum.
Terms
- a(0) =43264a(1) =456976a(2) =5973136a(3) =78074896a(4) =916151824a(5) =10750371856a(6) =133333061904
External references
- oeis: A258677