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A147155 Number of n X n binary arrays with all ones connected only in a 1000-1100-0111-0100 pattern in any orientation. 0
1, 1, 1, 9, 33, 113, 789, 14705, 402015, 10087297, 406840323, 29140240709, 3363961380903 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
LINKS
EXAMPLE
Maximal 8 X 8 example
.0.1.0.0.1.1.0.0
.0.1.1.1.0.1.1.1
.1.1.0.0.0.0.1.0
.1.0.0.0.0.0.1.0
.0.1.0.0.0.0.0.1
.0.1.0.0.0.0.1.1
.1.1.1.0.1.1.1.0
.0.0.1.1.0.0.1.0
CROSSREFS
Sequence in context: A147115 A147261 A197359 * A146232 A146180 A221447
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 04 2008
STATUS
approved

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Last modified April 24 14:17 EDT 2024. Contains 371960 sequences. (Running on oeis4.)