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A253798 Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically 1

%I #4 Jan 13 2015 21:25:16

%S 299472,7346584,185592928,4147335800,83428823136,1622625002976,

%T 30656386352160,568945723307660,10495851739747904,193086512384856144,

%U 3546331731244538592,65097362541945328632,1194673554143281997888

%N Number of (n+2)X(5+2) 0..1 arrays with every 3X3 subblock diagonal maximum plus antidiagonal median nondecreasing horizontally and vertically

%C Column 5 of A253801

%H R. H. Hardin, <a href="/A253798/b253798.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Jan 13 2015

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Last modified April 16 14:17 EDT 2024. Contains 371740 sequences. (Running on oeis4.)