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A163730 Number of nX9 binary arrays with all 1s connected, a path of 1s from left column to right column, and no 1 having more than two 1s adjacent 0
1, 178, 4854, 96583, 1811125, 27320312 (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: A296824 A297588 A189440 * A157842 A323742 A273550

Adjacent sequences:  A163727 A163728 A163729 * A163731 A163732 A163733

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 03 2009

STATUS

approved

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Last modified January 18 07:55 EST 2022. Contains 350454 sequences. (Running on oeis4.)