VOOZH about

URL: https://oeis.org/A180755

⇱ A180755 - OEIS

login
A180755
Half the number of nX6 binary arrays with each element equal to at least two neighbors.
1
0, 5, 7, 70, 410, 2986, 20205, 141313, 986376, 6925085, 48597819, 341209889, 2395331138, 16816717757, 118065063145, 828920971395, 5819799452720, 40860590480721, 286880736650848, 2014179680712444, 14141486042579555
OFFSET
1,2
COMMENTS
Column 6 of A180760
LINKS
CROSSREFS
Sequence in context: A260829 A355970 A130189 * A073624 A025546 A308397
KEYWORD
nonn
AUTHOR
R. H. Hardin, Sep 20 2010
STATUS
approved