A254724 Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock sum of the two maximums of the central row and the central column and the two medians of the diagonal and antidiagonal nondecreasing horizontally and vertically

48168, 364039, 3438279, 32264339, 264545705, 2224885924, 18677147321, 153918583667, 1268250685728, 10458492579846, 86183587891979, 709690257855269, 5847481267996737, 48174014678300694, 396884576556559727

Offset

1,1

Comments

Column 4 of A254728

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=1
..0..1..0..1..0..0....0..0..1..0..0..1....1..0..0..1..1..1....0..0..1..1..1..1
..0..0..0..1..1..0....1..0..0..0..0..1....0..0..0..0..1..0....0..1..1..1..1..1
..1..0..1..1..1..0....0..0..0..1..1..0....0..1..0..0..1..1....1..0..0..0..1..1

Crossrefs

Sequence in context: A156117 A254771 A254778 * A186592 A221556 A227701

Adjacent sequences: A254721 A254722 A254723 * A254725 A254726 A254727

Keyword

nonn

Author

R. H. Hardin, Feb 06 2015

Status

approved