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A163009 Number of nX9 binary arrays with all 1s connected and a path of 1s from upper left corner to lower right corner 0
1, 1681, 783150, 250043151, 71703384184, 19934900617863, 5483824484276487 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..7.

CROSSREFS

Sequence in context: A175897 A322745 A189654 * A069331 A156175 A031760

Adjacent sequences:  A163006 A163007 A163008 * A163010 A163011 A163012

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 20 2009

STATUS

approved

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Last modified June 5 09:58 EDT 2020. Contains 334840 sequences. (Running on oeis4.)