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A146272 Number of n X n binary arrays with all ones connected only in a 110-111-111 pattern in any orientation. 0
1, 1, 5, 17, 39, 173, 3199, 51175, 661225, 13583567, 722876085, 45766294357, 3140059939559, 313372103740953, 57398488477811657, 14396095473760523773 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,3
LINKS
EXAMPLE
Maximal 8 X 8 example
.0.0.0.0.0.1.1.1
.1.1.1.0.0.1.1.1
.1.1.1.0.0.0.1.1
.1.1.0.1.1.1.0.0
.0.0.0.1.1.1.0.0
.1.1.0.1.1.0.1.1
.1.1.1.0.0.1.1.1
.1.1.1.0.0.1.1.1
CROSSREFS
Sequence in context: A146645 A146717 A147467 * A147035 A146134 A011931
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified February 26 02:01 EST 2024. Contains 370335 sequences. (Running on oeis4.)