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A254016 Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
35272, 81959, 301423, 1016249, 1704423, 3145824, 6033603, 10739096, 18887562, 33697678, 60193627, 107945453, 197718295, 364057189, 668814890, 1234337365, 2286071198, 4225324752, 7835922015, 14546048604, 26999738978, 50174666707 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A254020

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

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

CROSSREFS

Sequence in context: A235279 A133282 A257724 * A254023 A254890 A187855

Adjacent sequences:  A254013 A254014 A254015 * A254017 A254018 A254019

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 22 2015

STATUS

approved

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Last modified January 23 14:43 EST 2022. Contains 350513 sequences. (Running on oeis4.)