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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

R. H. Hardin, Table of n, a(n) for n = 1..154

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

Cf. A257189

Sequence in context: A210142 A183745 A113951 * A257187 A254987 A236996

Adjacent sequences:  A257191 A257192 A257193 * A257195 A257196 A257197

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 17 2015

STATUS

approved

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Last modified September 24 22:46 EDT 2021. Contains 347651 sequences. (Running on oeis4.)