A199227 Number of nX5 0..2 arrays with values 0..2 introduced in row major order, the number of instances of each value within one of each other, and every element equal to zero or one horizontal or vertical neighbors

15, 739, 10790, 1167274, 49412210, 792389959, 96560931821, 4344228334421, 70560352612852, 9143396401034088, 423459039709699782, 6930757850616949157, 929406888198274113203, 43797877181608849827451, 720360643744861532076328

Offset

1,1

Comments

Column 5 of A199230

Links

Table of n, a(n) for n=1..15.

Example

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

Crossrefs

Sequence in context: A209523 A117812 A034941 * A055683 A196465 A177598

Adjacent sequences: A199224 A199225 A199226 * A199228 A199229 A199230

Keyword

nonn

Author

R. H. Hardin Nov 04 2011

Status

approved