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Number of nX6 0..4 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..4 introduced in row major order
1

%I #7 Mar 31 2012 12:37:29

%S 202,133380,137627625,142937856372,148562491090605,154401817037192112,

%T 160472621147386212721,166781889837814691670272,

%U 173339279726971874626160091,180154479333345761550673106264

%N Number of nX6 0..4 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..4 introduced in row major order

%C Column 6 of A209503

%H R. H. Hardin, <a href="/A209501/b209501.txt">Table of n, a(n) for n = 1..210</a>

%e Some.solutions.for.n=4

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

%e ..0..2..0..1..1..3....0..2..0..4..4..4....0..2..0..4..4..4....0..2..0..3..1..2

%e ..0..1..0..2..4..3....0..1..0..1..3..1....0..1..0..1..2..3....0..1..0..1..4..1

%e ..0..2..0..1..2..3....0..2..0..2..1..4....0..2..0..4..2..4....0..2..0..4..0..4

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 09 2012