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 A258906 Number of (n+2)X(4+2) 0..1 arrays with every 3X3 subblock diagonal median plus antidiagonal median nondecreasing horizontally and vertically 1
 51856, 510095, 5271330, 58411404, 575237942, 5661517795, 55658584373, 532429444542, 5037453136882, 47329532772441, 440718089753305, 4071997680549943, 37419648635807601, 342088892989819481 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A258910 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=1 ..1..0..0..1..1..1....1..1..0..1..0..1....1..0..1..1..0..1....0..0..0..0..0..1 ..1..1..0..0..0..0....0..1..0..1..1..1....1..0..1..1..0..1....1..0..0..0..1..0 ..0..1..1..1..0..1....1..1..1..1..1..0....0..1..1..1..0..1....1..0..0..1..1..1 CROSSREFS Cf. A258910 Sequence in context: A003134 A253989 A253996 * A234181 A031679 A234679 Adjacent sequences: A258903 A258904 A258905 * A258907 A258908 A258909 KEYWORD nonn AUTHOR R. H. Hardin, Jun 14 2015 STATUS approved

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Last modified December 4 01:51 EST 2023. Contains 367541 sequences. (Running on oeis4.)