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A163015 Number of nX6 binary arrays with all 1s connected and a path of 1s from top row to lower right corner 0
6, 281, 12966, 522982, 20172122, 769984742, 29335294083, 1117382129113, 42561759311020, 1621239052172632, 61755945826247147, 2352403881643092601 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..12.

CROSSREFS

Sequence in context: A199097 A342983 A199093 * A049679 A201139 A172660

Adjacent sequences:  A163012 A163013 A163014 * A163016 A163017 A163018

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 20 2009

STATUS

approved

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Last modified September 19 17:51 EDT 2021. Contains 347564 sequences. (Running on oeis4.)