Number of (4+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
A253964
Number of (4+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal median minus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally.
Terms
- a(0) =82064a(1) =1048679a(2) =16186768a(3) =240903042a(4) =3635332193a(5) =55074999330a(6) =842101547904
External references
- oeis: A253964