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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

Table of n, a(n) for n=1..10.

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

Adjacent sequences:  A163734 A163735 A163736 * A163738 A163739 A163740

KEYWORD

nonn

AUTHOR

R. H. Hardin, Aug 03 2009

STATUS

approved

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Last modified August 19 23:59 EDT 2022. Contains 356231 sequences. (Running on oeis4.)