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A146666 Number of n X n binary arrays with all ones connected only in a 1100-0111-0110 pattern in any orientation. +0
1
1, 1, 1, 17, 49, 253, 3643, 105629, 2607651, 96901053, 7295653475, 891089127445, 144757991075787 (list; graph; listen)
OFFSET

1,4

EXAMPLE

Maximal 8 X 8 example

.0.0.1.0.0.0.0.0

.1.1.1.0.0.0.1.0

.1.1.0.0.0.0.1.1

.0.1.0.0.0.1.1.1

.0.0.0.0.0.1.0.0

.0.1.1.0.0.0.1.1

.1.1.1.0.1.1.1.0

.0.0.1.1.0.1.1.0

CROSSREFS

Sequence in context: A147217 A147051 A146855 this_sequence A146730 A146862 A146586

Adjacent sequences: A146663 A146664 A146665 this_sequence A146667 A146668 A146669

KEYWORD

nonn

AUTHOR

Ron Hardin (rhhardin(AT)att.net), Nov 04 2008

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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.


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