|
|
A147012
|
|
Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 01000-11111-00010 pattern in any orientation.
|
|
0
|
|
|
1, 1, 1, 1, 1, 1, 7, 9, 21, 33, 561, 1063, 16239, 37023, 683049, 1813981, 73918361, 233718771, 15472778911, 58161293145, 6153586919161, 27376781533955, 5115790862761165, 27018006547805491, 8119404508895445151
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,7
|
|
LINKS
|
|
|
EXAMPLE
|
Maximal 8 X 8 example
.0.0.0.0.0.0.0.0
.0.0.0.0.0.0.0.0
.0.0.0.0.0.0.0.0
.0.1.0.0.0.0.1.0
.0.1.1.0.0.1.1.0
.0.1.0.0.0.0.1.0
.1.1.0.0.0.0.1.1
.0.1.0.0.0.0.1.0
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|