A209741 - OEIS

%I #5 Mar 31 2012 12:37:30

%S 52,10594,6262064,4474325828,3309942226828,2462887498725440,

%T 1834383283218723590,1366486932112899379170,1017964144833296194871291,

%U 758335528163948847329102970,564924804927465477617885477572

%N Number of nX5 0..5 arrays with every 2X2 subblock containing exactly one value repeat, and new values 0..5 introduced in row major order

%C Column 5 of A209744

%H R. H. Hardin, <a href="/A209741/b209741.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=5

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

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

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

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

%e ..4..2..5..4..5....0..0..1..0..0....4..0..2..4..5....5..5..5..4..0

%K nonn

%O 1,1

%A _R. H. Hardin_ Mar 12 2012