Number of (4+1)X(n+1) 0..1 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A253353
Number of (4+1)X(n+1) 0..1 arrays with every 2X2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =335a(1) =3192a(2) =30920a(3) =305872a(4) =3006936a(5) =29746140a(6) =294030700a(7) =2909622092a(8) =28790285676a(9) =284932211532
External references
- oeis: A253353