A196299 - OEIS

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

%S 25,1597,21344,686759,19123802,513362648,14372583192,402254701097,

%T 11172616795189,309961960884860,8636593218691567,240597854301944078,

%U 6696378931249054755,186420836116243663032,5190804183327066922164

%N Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,1,4,2 for x=0,1,2,3,4

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

%C Column 7 of A196300

%H R. H. Hardin, <a href="/A196299/b196299.txt">Table of n, a(n) for n = 1..64</a>

%e Some solutions for n=4

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

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Sep 30 2011