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A233679 Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 6 1

%I #5 Aug 11 2014 22:45:56

%S 8712,117744,1500800,25036784,365293440,6336415296,95799636288,

%T 1660462199232,25500227965248,438642994287168,6806097080023872,

%U 116152846851935808,1816799517745700160,30788724031193453120

%N Number of (n+1)X(5+1) 0..3 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 6

%C Column 5 of A233682

%H R. H. Hardin, <a href="/A233679/b233679.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A233679/a233679.txt">Empirical recurrence of order 99</a>

%F Empirical recurrence of order 99 (see link above)

%e Some solutions for n=2

%e ..3..1..0..1..0..0....3..2..1..2..0..0....2..3..2..0..0..0....0..0..0..0..0..2

%e ..2..2..0..2..2..1....1..2..3..2..1..2....1..1..2..1..2..1....1..2..1..2..1..1

%e ..0..1..0..1..0..0....3..2..1..2..0..2....2..3..3..3..2..3....1..0..0..0..0..2

%K nonn

%O 1,1

%A _R. H. Hardin_, Dec 14 2013

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Last modified April 17 04:44 EDT 2024. Contains 371756 sequences. (Running on oeis4.)