|
|
A222498
|
|
Number of nX6 0..3 arrays with exactly floor(nX6/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..3 order
|
|
1
|
|
|
8, 122, 1758, 43771, 1466810, 71467150, 4383248774, 279117296608, 19384694924376, 1301485540374518, 91540927588228818, 6220763999378553924, 436363353981480122270, 29824936437413440528530, 2084629741778760307931706
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=4
..0..1..0..0..0..0....0..0..1..0..2..3....0..1..2..2..2..2....0..1..2..2..2..2
..2..1..0..0..0..0....3..0..0..0..0..3....2..2..2..2..2..2....1..2..2..2..2..2
..3..3..0..0..0..0....0..0..0..0..0..0....0..1..2..2..2..2....1..0..2..2..2..2
..0..2..0..0..0..0....0..0..0..0..0..0....3..3..2..2..2..2....1..1..2..2..2..2
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|