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A197088 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,2,0,1 for x=0,1,2,3,4 1

%I #5 Mar 31 2012 12:36:28

%S 1,65,1780,37952,939690,21996614,522569033,12390326286,293837693200,

%T 6966924806564,165206045134788,3917486496222700,92893560385495116,

%U 2202749723178772681,52232959654975192248,1238579861912517506541

%N Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,3,2,0,1 for x=0,1,2,3,4

%C Every 0 is next to 0 4's, every 1 is next to 1 3's, every 2 is next to 2 2's, every 3 is next to 3 0's, every 4 is next to 4 1's

%C Column 6 of A197090

%H R. H. Hardin, <a href="/A197088/b197088.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=4

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

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

%e ..0..0..3..0..0..0....3..0..3..0..0..0....0..0..3..0..0..3....0..0..0..0..3..0

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

%K nonn

%O 1,2

%A _R. H. Hardin_ Oct 10 2011

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Last modified February 28 01:44 EST 2024. Contains 370379 sequences. (Running on oeis4.)