Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 1 and no row sum 0 and no column sum 0.
A255780
Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 1 and no row sum 0 and no column sum 0.
Terms
- a(0) =17325a(1) =161602a(2) =1968584a(3) =18624528a(4) =193188995a(5) =2128300125a(6) =22610019790a(7) =240398279606
External references
- oeis: A255780