

A197077


Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,1,2,4,0 for x=0,1,2,3,4


1



9, 199, 3295, 65251, 1282123, 25822213, 513380599, 10204673140, 203083535620, 4041562578683, 80433524292272, 1600907292520303, 31864518855986700, 634235619536089218, 12624003209531266181, 251272907445585611658
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,1


COMMENTS

Every 0 is next to 0 3's, every 1 is next to 1 1's, every 2 is next to 2 2's, every 3 is next to 3 4's, every 4 is next to 4 0's
Column 6 of A197079


LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210


EXAMPLE

Some solutions for n=4
..0..0..0..0..2..2....1..0..1..1..0..0....2..2..0..0..1..1....0..0..0..0..0..0
..1..2..2..0..2..2....1..0..0..0..4..0....2..2..0..0..0..0....2..2..0..4..0..0
..1..2..2..0..0..1....0..0..0..0..0..1....0..0..4..0..4..0....2..2..0..0..1..1
..0..0..1..1..0..1....0..0..1..1..0..1....0..0..0..0..0..0....1..1..0..0..0..0


CROSSREFS

Sequence in context: A232276 A196910 A064756 * A093708 A052145 A012061
Adjacent sequences: A197074 A197075 A197076 * A197078 A197079 A197080


KEYWORD

nonn


AUTHOR

R. H. Hardin Oct 09 2011


STATUS

approved



