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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

%I

%S 35272,81959,301423,1016249,1704423,3145824,6033603,10739096,18887562,

%T 33697678,60193627,107945453,197718295,364057189,668814890,1234337365,

%U 2286071198,4225324752,7835922015,14546048604,26999738978,50174666707

%N 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

%C Column 4 of A254020

%H R. H. Hardin, <a href="/A254016/b254016.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..1..1..0..0..0..1....0..0..0..1..0..0....0..0..1..0..0..1....0..1..0..0..1..1

%e ..0..0..0..1..1..0....0..0..0..1..1..1....1..1..1..1..0..0....0..0..0..1..1..1

%e ..1..1..1..1..1..1....0..1..1..1..1..0....1..0..0..1..0..1....0..1..1..1..1..1

%e ..1..0..0..1..1..1....1..1..1..1..1..0....1..0..0..1..0..1....1..1..0..1..1..0

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 22 2015

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Last modified May 23 17:22 EDT 2022. Contains 353978 sequences. (Running on oeis4.)