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A259012 Number of (7+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
914320, 459014, 134036, 49839, 35404, 49717, 73734, 133352, 251774, 493203, 985500, 1990343, 4028838, 8113534, 16154696, 31673619, 60993464, 115221230, 213437204, 387765033, 691277518, 1210138735, 2081956120, 3523173264 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 7 of A259006

LINKS

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

EXAMPLE

Some solutions for n=1

..1..1..0....0..1..0....0..1..1....0..1..1....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..0....0..0..0....0..0..0....0..0..0....0..0..0....0..0..0

..1..1..1....1..0..1....1..1..0....1..0..0....0..0..1....1..0..0....0..1..1

..0..0..1....0..0..1....0..0..0....0..1..1....1..0..0....0..0..1....0..1..1

..1..1..0....1..0..0....1..1..0....0..1..0....0..0..0....1..1..0....0..1..0

..0..0..0....1..1..1....0..1..0....1..1..0....0..0..0....0..0..0....1..1..0

..1..1..1....0..1..1....0..1..0....0..1..1....0..1..1....1..1..1....0..1..1

..1..1..1....1..1..1....0..1..1....0..0..0....0..0..0....1..1..1....0..0..0

CROSSREFS

Cf. A259006

Sequence in context: A253991 A253998 A258908 * A259005 A256903 A185532

Adjacent sequences:  A259009 A259010 A259011 * A259013 A259014 A259015

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 16 2015

STATUS

approved

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Last modified May 26 09:42 EDT 2019. Contains 323579 sequences. (Running on oeis4.)