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A147481
Number of n X n binary arrays with all ones connected only in a 11011-01110-00100 pattern in any orientation.
0
1, 1, 1, 1, 13, 49, 332, 3073, 36531, 597879, 14127501, 454449581, 20354788308, 1267965991925
OFFSET
1,5
EXAMPLE
Maximal 8 X 8 example
.0.0.0.1.1.0.1.1
.0.0.0.0.1.1.1.0
.0.0.0.0.0.1.0.1
.1.0.0.0.0.0.1.1
.1.1.0.0.0.1.1.0
.0.1.1.0.1.0.1.1
.1.1.0.1.1.1.0.1
.1.0.1.1.0.1.1.0
CROSSREFS
Sequence in context: A373578 A320469 A074014 * A245138 A373620 A197663
KEYWORD
nonn
AUTHOR
STATUS
approved