|
Search: id:A146583
|
|
|
| A146583 |
|
Number of n X n binary arrays symmetric about the diagonal and under 90 degree rotation with all ones connected only in a 0100-1100-0111 pattern in any orientation. |
|
+0
1
|
|
| 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 3, 11, 11, 31, 31, 107, 107, 597, 597, 4235, 4235, 35993, 35993
(list; graph; listen)
|
|
|
OFFSET
|
1,11
|
|
|
EXAMPLE
|
Maximal 11 X 11 example
.0.0.0.1.0.0.0.1.0.0.0
.0.0.1.1.1.0.1.1.1.0.0
.0.1.0.0.1.0.1.0.0.1.0
.1.1.0.0.1.0.1.0.0.1.1
.0.1.1.1.0.0.0.1.1.1.0
.0.0.0.0.0.0.0.0.0.0.0
.0.1.1.1.0.0.0.1.1.1.0
.1.1.0.0.1.0.1.0.0.1.1
.0.1.0.0.1.0.1.0.0.1.0
.0.0.1.1.1.0.1.1.1.0.0
.0.0.0.1.0.0.0.1.0.0.0
|
|
CROSSREFS
|
Sequence in context: A147120 A147159 A146828 this_sequence A146458 A122573 A136123
Adjacent sequences: A146580 A146581 A146582 this_sequence A146584 A146585 A146586
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Ron Hardin (rhhardin(AT)att.net), Nov 04 2008
|
|
|
Search completed in 0.002 seconds
|
