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A146799 Number of n X n binary arrays with all 1's connected only in a 0110-1100-0111 pattern in any orientation. 0
1, 1, 1, 17, 49, 169, 2727, 71937, 1640171, 45826977, 2915886117, 297797651503, 38753311297385, 7181311313092177 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,4
LINKS
EXAMPLE
Maximal 8 X 8 example:
.0.1.1.0.0.0.0.1
.0.0.1.1.0.1.0.1
.1.1.1.0.0.1.1.1
.0.0.0.0.0.0.1.0
.0.0.0.0.0.0.0.0
.0.1.1.0.0.1.1.0
.1.1.0.0.1.1.0.0
.0.1.1.1.0.1.1.1
CROSSREFS
Sequence in context: A146791 A126371 A342609 * A147201 A146775 A147217
KEYWORD
nonn,more
AUTHOR
R. H. Hardin, Nov 04 2008
STATUS
approved

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Last modified April 21 16:35 EDT 2024. Contains 371874 sequences. (Running on oeis4.)