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A232256 Number of (n+1)X(7+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor 1

%I #4 Nov 21 2013 06:21:08

%S 272417,379188715,526801789327,736185965972615,1028773221352198121,

%T 1437630006838652764923,2008977605538697290717011,

%U 2807392800304444226523889915,3923117101757165454921811549965

%N Number of (n+1)X(7+1) 0..2 arrays with every element both >= and <= some horizontal or antidiagonal neighbor

%C Column 7 of A232257

%H R. H. Hardin, <a href="/A232256/b232256.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=1

%e ..0..0..0..0..0..2..0..0....0..0..0..0..0..0..0..0....0..0..0..0..0..1..0..0

%e ..1..2..2..1..2..1..0..0....0..2..2..1..0..1..1..1....2..2..2..2..1..0..1..1

%K nonn

%O 1,1

%A _R. H. Hardin_, Nov 21 2013

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Last modified September 13 22:05 EDT 2024. Contains 375910 sequences. (Running on oeis4.)