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A257194 Number of (6+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the diagonal and antidiagonal minus the sum of the minimums of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
639228, 4507765, 65770496, 895883809, 13043226591, 209357338632, 3282787941884, 50799369634289, 798667497496483, 12559203813701135, 196742803596018870, 3086984411546130737, 48479953018885963308 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 6 of A257189
LINKS
EXAMPLE
Some solutions for n=1
..0..0..0....0..1..0....0..0..0....1..1..0....1..1..0....1..0..0....0..0..0
..0..0..1....1..0..0....0..0..0....0..0..1....0..0..0....1..0..0....0..0..0
..0..0..0....0..0..1....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0
..0..0..0....0..0..0....0..0..0....0..0..1....1..0..1....0..0..0....1..0..0
..1..1..1....0..0..0....0..1..1....0..0..0....1..0..0....1..0..0....0..0..1
..0..1..1....0..1..1....0..0..0....0..1..1....0..0..0....1..1..0....0..1..1
..1..1..0....0..1..0....0..1..1....0..1..0....0..0..0....0..0..1....0..0..0
..1..0..0....1..0..0....1..1..1....0..0..1....1..1..0....1..0..1....1..0..1
CROSSREFS
Sequence in context: A210142 A183745 A113951 * A257187 A254987 A236996
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 17 2015
STATUS
approved

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Last modified March 29 03:51 EDT 2024. Contains 371264 sequences. (Running on oeis4.)