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A163707
Number of nX5 binary arrays with all 1s connected, a path of 1s from left column to lower right corner, and no 1 having more than two 1s adjacent
0
1, 18, 138, 775, 3643, 15350, 62079, 245117, 941073, 3502398, 12690043, 45061490, 157594709, 544310928
OFFSET
1,2
EXAMPLE
All solutions for n=2
...0.0.0.0.0...0.0.0.0.1...1.0.0.0.0...1.0.0.0.1...1.1.0.0.0...1.1.0.0.1
...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...1.1.1.1.1...0.1.1.1.1...0.1.1.1.1
------
...1.1.1.0.0...1.1.1.0.1...1.1.1.0.0...1.1.1.0.1...1.1.1.1.0...1.1.1.1.0
...0.0.1.1.1...0.0.1.1.1...1.0.1.1.1...1.0.1.1.1...0.0.0.1.1...1.0.0.1.1
------
...1.1.1.1.1...1.1.1.1.1...0.0.1.1.1...1.0.1.1.1...0.1.1.1.0...0.1.1.1.1
...0.0.0.0.1...1.0.0.0.1...1.1.1.0.1...1.1.1.0.1...1.1.0.1.1...1.1.0.0.1
CROSSREFS
Sequence in context: A239208 A114239 A087115 * A212154 A108680 A204273
KEYWORD
nonn
AUTHOR
R. H. Hardin Aug 03 2009
STATUS
approved