A196334 - OEIS

%I #5 Mar 31 2012 12:36:25

%S 8,34,111,894,3793,25295,169152,868710,4661189,28620947,176947794,

%T 1020483285,5753457776,33726487544,201541895718,1182711274308,

%U 6838120164129,39848553924565,234753917513044,1378789238484503

%N Number of nX5 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,3,1,2 for x=0,1,2,3,4

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

%C Column 5 of A196337

%H R. H. Hardin, <a href="/A196334/b196334.txt">Table of n, a(n) for n = 1..200</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Oct 01 2011