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A163718 Number of nX6 binary arrays with all 1s connected, a path of 1s from top row to bottom row, and no 1 having more than two 1s adjacent 0
21, 193, 1186, 7338, 42833, 224493, 1122855, 5562337, 27320312 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..9.

CROSSREFS

Sequence in context: A223090 A010827 A022713 * A164606 A027780 A108679

Adjacent sequences:  A163715 A163716 A163717 * A163719 A163720 A163721

KEYWORD

nonn

AUTHOR

R. H. Hardin Aug 03 2009

STATUS

approved

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Last modified May 26 21:56 EDT 2022. Contains 354092 sequences. (Running on oeis4.)