Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the diagonal and antidiagonal minus the sum of the medians of the central row and column nondecreasing horizontally and vertically.
A254995
Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the diagonal and antidiagonal minus the sum of the medians of the central row and column nondecreasing horizontally and vertically.
Terms
- a(0) =193488a(1) =1939341a(2) =24807024a(3) =279655310a(4) =2907772796a(5) =31738435946a(6) =351447919966
External references
- oeis: A254995