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A234121 Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1 1

%I #5 Aug 11 2014 22:45:57

%S 313537,93113761,26937444801,7888454356625,2315408571668225,

%T 680845368964238145,200376051988817866625,58999673293833047076529,

%U 17376516489941449765539393,5118401705337856988983612385

%N Number of (n+1)X(7+1) 0..2 arrays with every 2X2 subblock having the absolute values of all six edge and diagonal differences no larger than 1

%C Column 7 of A234122

%H R. H. Hardin, <a href="/A234121/b234121.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A234121/a234121.txt">Empirical recurrence of order 62</a>

%F Empirical recurrence of order 62 (see link above)

%e Some solutions for n=1

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 19 2013

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Last modified April 24 09:18 EDT 2024. Contains 371935 sequences. (Running on oeis4.)