|
|
A305450
|
|
Number of nX6 0..1 arrays with every element unequal to 1, 2, 4, 5 or 8 king-move adjacent elements, with upper left element zero.
|
|
1
|
|
|
5, 165, 77, 475, 2697, 5443, 30344, 132479, 485885, 2234246, 10360930, 46551286, 215173161, 1048177833, 5066538127, 24313912355, 121177423087, 601813215111, 2963069376479, 14909449140925, 74812897752428, 373436610864819
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=5
..0..1..0..1..1..1. .0..1..1..1..0..1. .0..0..1..0..1..1. .0..1..0..0..0..0
..0..0..1..1..0..1. .0..0..0..1..1..0. .1..1..1..1..1..0. .0..0..1..0..1..1
..0..1..1..1..1..1. .0..0..0..1..0..0. .1..1..1..1..1..1. .0..1..1..1..1..1
..0..1..1..1..1..0. .1..0..1..1..0..1. .0..1..0..1..1..0. .0..1..1..1..1..0
..1..1..1..0..1..1. .1..0..1..1..0..1. .1..1..1..1..1..1. .1..1..1..0..1..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|