A254359 Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and the central column and the two maximums of the diagonal and antidiagonal nondecreasing horizontally and vertically

1451174, 34611365, 950695191, 20623554260, 404664551769, 7719252188813, 141739772634410, 2535416465294854, 44709792591415239, 781184191607722796, 13563233925047618528, 234561829697547978739, 4046321974962617958417

Offset

1,1

Comments

Column 6 of A254361

Links

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

Example

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

Crossrefs

Sequence in context: A224974 A254584 A254591 * A184789 A003939 A364783

Adjacent sequences: A254356 A254357 A254358 * A254360 A254361 A254362

Keyword

nonn

Author

R. H. Hardin, Jan 29 2015

Status

approved