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A258515 Number of (5+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 medians of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
193488, 1627220, 21229200, 230967748, 2402910000, 26456908324, 291747299054, 3169232915699, 34516182107106, 377219649437794, 4116791239330390, 44884889525809983, 489574393014870220, 5340890797932846496 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 5 of A258511

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..165

EXAMPLE

Some solutions for n=1

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

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

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

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

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

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

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

CROSSREFS

Cf. A258511

Sequence in context: A234191 A183753 A236616 * A258508 A254995 A232202

Adjacent sequences:  A258512 A258513 A258514 * A258516 A258517 A258518

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jun 01 2015

STATUS

approved

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Last modified May 18 23:41 EDT 2021. Contains 344009 sequences. (Running on oeis4.)