Number of (n+1) X (4+1) 0..1 arrays with every 2 X 2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A253346
Number of (n+1) X (4+1) 0..1 arrays with every 2 X 2 subblock diagonal maximum minus antidiagonal maximum nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =335a(1) =3160a(2) =31156a(3) =305872a(4) =3013228a(5) =29779356a(6) =294392852a(7) =2912660356a(8) =28819853684a(9) =285212776212
External references
- oeis: A253346