Number of (n+3) X (n+3) 0..1 arrays with no 4 X 4 subblock diagonal sum not equal the antidiagonal sum.
A258949
Number of (n+3) X (n+3) 0..1 arrays with no 4 X 4 subblock diagonal sum not equal the antidiagonal sum.
Terms
- a(0) =17920a(1) =213920a(2) =1188294a(3) =2864828a(4) =2618602a(5) =1910774a(6) =918188a(7) =973994a(8) =798740a(9) =1339314a(10) =1508072a(11) =2300668a(12) =4527544
External references
- oeis: A258949