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A146240
Number of n X n binary arrays with all ones connected only in a 110-111-010 pattern in any orientation.
0
1, 1, 5, 17, 55, 445, 7601, 166611, 5058693, 255201297, 21434365863, 2739845770351, 552080325938657, 172381380433171337, 85160758251140175729
OFFSET
1,3
EXAMPLE
Maximal 8 X 8 example
.0.0.0.0.0.0.1.0
.0.0.0.0.0.1.1.1
.0.0.0.1.1.0.1.1
.0.1.0.1.1.1.0.0
.1.1.1.0.1.0.1.0
.1.1.0.1.0.1.1.1
.0.0.1.1.1.0.1.1
.0.0.0.1.1.0.0.0
CROSSREFS
Sequence in context: A244235 A081495 A191645 * A112410 A146271 A145371
KEYWORD
nonn
AUTHOR
STATUS
approved