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A254899
Number of (n+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two sums of the diagonal and antidiagonal minus the two minimums of the central column and central row nondecreasing horizontally, vertically and ne-to-sw antidiagonally
1
512, 5939, 24358, 90730, 61769, 20173, 10974, 9502, 9786, 10684, 11306, 12389, 14071, 15851, 17548, 19615, 21845, 24471, 27314, 30062, 33061, 36462, 39973, 43983, 48170, 52340, 56779, 61849, 67336, 72915, 78565, 84669, 91465, 98853, 106014
OFFSET
1,1
COMMENTS
Diagonal of A254907
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0..1....0..0..0..0..0..0....0..1..0..0..0..0....0..1..0..0..1..0
..1..0..0..1..1..0....0..0..0..0..0..0....0..1..0..1..1..0....0..0..0..0..0..1
..0..0..0..0..0..0....0..0..0..0..0..0....0..1..0..0..1..1....0..0..0..0..0..1
..0..1..1..1..1..1....0..0..0..0..0..1....1..1..1..0..1..1....0..0..1..1..1..0
..0..1..1..1..1..1....0..0..0..0..1..1....1..0..1..0..1..1....1..0..0..0..1..0
..1..1..1..1..1..1....1..1..1..1..1..1....0..0..1..1..1..1....0..1..1..1..0..1
CROSSREFS
Sequence in context: A061209 A017259 A017367 * A258999 A253833 A017487
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 10 2015
STATUS
approved