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A163709 Number of nX7 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, 47, 642, 6336, 53065, 381729, 2583720, 17293440 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..8.

CROSSREFS

Sequence in context: A142577 A098226 A106310 * A244880 A101793 A262120

Adjacent sequences:  A163706 A163707 A163708 * A163710 A163711 A163712

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 03 2009

STATUS

approved

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Last modified June 27 12:48 EDT 2022. Contains 354896 sequences. (Running on oeis4.)