login
A198980
Number of nX6 0..5 arrays with values 0..5 introduced in row major order and no element equal to any horizontal or vertical neighbor
2
52, 174454, 1112962873, 7267830860056, 47495195899845037, 310387893630465965693, 2028430770889558380053172, 13256095277348005849607178346, 86630544487196927129344081838138
OFFSET
1,1
COMMENTS
Column 6 of A198982
LINKS
EXAMPLE
Some solutions with all values from 0 to 5 for n=4
..0..1..0..2..0..2....0..1..0..1..0..1....0..1..0..2..0..3....0..1..0..2..3..4
..1..0..1..0..3..1....1..0..1..0..2..0....1..0..1..0..2..4....1..0..1..0..4..0
..0..3..0..1..4..5....0..3..0..1..4..2....0..3..0..1..4..3....0..3..0..1..0..2
..3..0..1..2..1..0....3..0..1..0..5..1....3..0..1..4..2..5....3..0..1..0..1..5
CROSSREFS
Sequence in context: A211252 A208470 A070908 * A198721 A198912 A208300
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 01 2011
STATUS
approved