A239646 - OEIS

%I #4 Mar 23 2014 07:00:57

%S 32,1898,127454,7629186,471203608,29007348454,1778793691226,

%T 109328664988704,6715782662219974,412490973458702324,

%U 25339828640359240868,1556520770131967950650,95613587799294743202656

%N Number of nX5 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of elements above it, modulo 4

%C Column 5 of A239649

%H R. H. Hardin, <a href="/A239646/b239646.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 23 2014