login
A222428
Number of nX5 0..2 arrays with exactly floor(nX5/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..2 order
1
4, 36, 298, 7929, 77053, 2601092, 28654054, 1031825766, 11887826140, 435680320590, 5083894845555, 187837607291427, 2206718413576904, 81926552529032816, 966535136365083102, 36010552757817373905
OFFSET
1,1
COMMENTS
Column 5 of A222430
LINKS
EXAMPLE
Some solutions for n=4
..0..0..0..0..0....0..1..0..0..0....0..0..1..0..1....0..0..0..0..0
..0..0..0..1..1....0..0..0..0..0....1..2..1..1..1....0..0..0..0..0
..0..0..1..0..0....0..0..0..2..0....1..1..1..1..1....1..0..0..0..0
..0..0..0..0..0....0..0..0..0..1....1..1..1..1..1....1..2..0..1..2
CROSSREFS
Sequence in context: A241104 A373339 A361554 * A279581 A093186 A000765
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 19 2013
STATUS
approved