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A163737 Number of n X 6 binary arrays with all 1's connected, all corners 1, and no 1 having more than two 1's adjacent. 0
1, 6, 39, 87, 265, 1053, 5766, 30600, 146347, 654365 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
All solutions for n=2:
...1.0.0.0.0.1...1.1.1.0.0.1...1.1.1.1.0.1...1.1.1.1.1.1...1.0.0.1.1.1
...1.1.1.1.1.1...1.0.1.1.1.1...1.0.0.1.1.1...1.0.0.0.0.1...1.1.1.1.0.1
------
...1.0.1.1.1.1
...1.1.1.0.0.1
CROSSREFS
Sequence in context: A058897 A058985 A116951 * A354728 A220855 A351047
KEYWORD
nonn
AUTHOR
R. H. Hardin, Aug 03 2009
STATUS
approved

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Last modified July 22 15:42 EDT 2024. Contains 374540 sequences. (Running on oeis4.)