The OEIS is supported by the many generous donors to the OEIS Foundation.

Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally

0

`%I #4 Apr 16 2015 19:07:56
`

`%S 512,16677,732482,51899365,6713096472,1618913713517,695152560346535,
`

`%T 535333746001462703,743423728273958126735,1857204484036444866135303
`

`%N Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column minus the sum of the minimums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally
`

`%C Diagonal of A257154
`

`%e Some solutions for n=2
`

`%e ..1..1..1..0....1..0..0..1....0..0..1..1....0..0..0..1....1..1..0..1
`

`%e ..0..1..1..0....0..0..0..1....1..0..0..0....1..0..0..1....1..0..0..0
`

`%e ..1..1..1..1....0..0..1..0....0..1..0..1....0..0..0..1....0..0..0..0
`

`%e ..1..1..1..0....1..0..1..0....0..0..0..1....0..1..1..0....0..0..1..0
`

`%Y Cf. A257154
`

`%K nonn
`

`%O 1,1
`

`%A _R. H. Hardin_, Apr 16 2015
`