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A163711 Number of nX9 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, 123, 2908, 48912, 744868, 9396562 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..6.

CROSSREFS

Sequence in context: A167231 A160040 A297524 * A293309 A297754 A068239

Adjacent sequences:  A163708 A163709 A163710 * A163712 A163713 A163714

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 03 2009

STATUS

approved

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Last modified January 16 17:26 EST 2022. Contains 350376 sequences. (Running on oeis4.)