|
%I #5 Mar 31 2012 12:36:40
%S 51,40148,34679839,30147154218,26207146328784,22781978610167987,
%T 19804473216531794553,17216114684815070366422,
%U 14966043352402318383229010,13010046560219625329665338289,11309690043874236949034566968117
%N Number of nX5 0..3 arrays with values 0..3 introduced in row major order and each element equal to no more than two horizontal and vertical neighbors
%C Column 5 of A200801
%H R. H. Hardin, <a href="/A200798/b200798.txt">Table of n, a(n) for n = 1..155</a>
%e Some solutions for n=3
%e ..0..0..0..1..0....0..0..1..1..2....0..0..1..2..2....0..0..1..2..0
%e ..0..1..0..2..2....0..1..2..3..0....0..1..3..2..3....0..1..2..1..3
%e ..1..0..0..1..3....0..0..2..3..2....0..1..1..1..3....0..1..1..0..1
%K nonn
%O 1,1
%A _R. H. Hardin_ Nov 22 2011
| 