20282915690
domain: N
Appears in sequences
- Number of (n+2)X(3+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically.at n=6A253759
- Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally and vertically.at n=2A253763