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 A254022 Number of (3+2)X(n+2) 0..1 arrays with every 3X3 subblock diagonal sum plus antidiagonal median nondecreasing horizontally, vertically and ne-to-sw antidiagonally 1
 9560, 26370, 89310, 301423, 832322, 2360757, 6432784, 15616153, 36543872, 81734961, 174022362, 365039765, 745189794, 1482844047, 2915388714, 5666583615, 10928887048, 20997312222, 40160583566, 76571761037, 145770214166 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 3 of A254020 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=3 ..1..0..1..0..1....0..0..0..0..0....0..1..0..0..0....0..0..0..1..0 ..0..0..0..0..0....0..1..1..0..1....0..0..0..0..1....0..0..0..0..1 ..0..0..0..1..0....0..0..0..0..1....0..0..0..0..1....1..1..0..0..1 ..0..0..1..1..0....0..1..1..1..1....1..1..1..1..0....0..0..0..1..1 ..0..1..1..0..0....1..1..0..1..1....1..0..0..1..1....0..1..1..1..0 CROSSREFS Sequence in context: A136476 A136479 A254015 * A254889 A133449 A275687 Adjacent sequences:  A254019 A254020 A254021 * A254023 A254024 A254025 KEYWORD nonn AUTHOR R. H. Hardin, Jan 22 2015 STATUS approved

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Last modified January 22 21:47 EST 2022. Contains 350504 sequences. (Running on oeis4.)