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A163022 Number of nX5 binary arrays with all 1s connected and a path of 1s from left column to lower right corner 1
1, 70, 2103, 48047, 1000725, 20172122, 401252765, 7932013231, 156310848017, 3075364827905, 60456823698353, 1187982300894734, 23338898735195868, 458461111857790282, 9005336688180234821, 176882459408267875031 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

R. H. Hardin, Table of n, a(n) for n=1..17

CROSSREFS

Sequence in context: A133312 A333967 A093757 * A271031 A006437 A067643

Adjacent sequences:  A163019 A163020 A163021 * A163023 A163024 A163025

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 20 2009

STATUS

approved

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Last modified January 18 21:06 EST 2021. Contains 340262 sequences. (Running on oeis4.)