A197076 Number of nX5 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

6, 81, 812, 9492, 109286, 1282123, 14895018, 173097490, 2014367937, 23437273689, 272686908212, 3172875930820, 36918402757845, 429566882643506, 4998281938091148, 58158282162055320, 676709925624440764

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 5 of A197079

Links

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

Example

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

Crossrefs

Sequence in context: A052348 A309902 A196909 * A373939 A377262 A377267

Adjacent sequences: A197073 A197074 A197075 * A197077 A197078 A197079

Keyword

nonn

Author

R. H. Hardin Oct 09 2011

Status

approved