|
|
A222701
|
|
Number of nX6 0..1 arrays with no more than floor(nX6/2) elements unequal to at least one horizontal or vertical neighbor, with new values introduced in row major 0..1 order
|
|
1
|
|
|
10, 78, 955, 12101, 163123, 2275891, 32501123, 470481133, 6874602187, 101296942810, 1501871230690, 22379588717639, 334850822515907, 5027221651393472, 75691713784969382, 1142433262691745917
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=3
..0..1..0..1..1..1....0..0..0..0..0..0....0..0..0..0..0..0....0..1..0..0..0..0
..1..1..0..1..1..1....0..0..0..0..0..1....1..0..0..0..0..1....1..1..0..0..0..0
..1..1..1..1..1..1....0..0..1..0..0..1....1..1..0..0..0..0....1..1..0..0..0..0
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|