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A163039 Number of nX4 binary arrays with all 1s connected and a path of 1s from left column to right column 1
1, 41, 730, 9362, 104989, 1111283, 11457514, 116648336, 1180202569, 11903604235, 119872630650, 1206201901904, 12132446588769, 122008622244019, 1226843867304300, 12335770043909076, 124031577709569399 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..22

CROSSREFS

Sequence in context: A009761 A118448 A298459 * A060563 A200914 A221790

Adjacent sequences:  A163036 A163037 A163038 * A163040 A163041 A163042

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 20 2009

STATUS

approved

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Last modified February 16 08:26 EST 2019. Contains 320159 sequences. (Running on oeis4.)