|
| |
|
|
A199130
|
|
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 no element equal to any horizontal or vertical neighbor
|
|
1
|
|
|
|
6, 30, 70, 1409, 11475, 33970, 887966, 8181546, 26354800, 739462036, 7166709232, 23742940530, 690068431668, 6837489856538, 23031293598718, 682253330136338, 6857414650447522, 23326710623207736, 700022706564351432
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
Column 5 of A199133
|
|
|
LINKS
|
R. H. Hardin, Table of n, a(n) for n = 1..48
|
|
|
EXAMPLE
|
Some solutions for n=6
..0..1..2..1..2....0..1..2..1..0....0..1..0..2..0....0..1..0..1..0
..1..2..1..0..1....2..0..1..0..2....1..2..1..0..2....1..0..1..0..1
..0..1..0..2..0....0..1..2..1..0....0..1..0..2..0....2..1..2..1..2
..2..0..2..1..2....1..2..1..0..1....1..2..1..0..1....1..2..0..2..0
..0..2..0..2..1....2..0..2..1..2....2..0..2..1..2....2..1..2..0..2
..1..0..2..1..0....0..2..1..2..0....1..2..0..2..1....0..2..1..2..0
|
|
|
CROSSREFS
|
Sequence in context: A056835 A056836 A163640 * A152743 A215906 A038039
Adjacent sequences: A199127 A199128 A199129 * A199131 A199132 A199133
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
R. H. Hardin Nov 03 2011
|
|
|
STATUS
|
approved
|
| |
|
|
