A239817 - OEIS

%I #4 Mar 27 2014 09:08:11

%S 132,21602,2912793,418324402,58232200212,8243207656791,

%T 1154988223050638,162794110794893005,22871029907841066549,

%U 3218700464551459701771,452563580936326395762181,63663914001474387730433692

%N Number of nX6 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it, modulo 4

%C Column 6 of A239819

%H R. H. Hardin, <a href="/A239817/b239817.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 27 2014