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A163036 Number of nX10 binary arrays with all 1s connected and a path of 1s from top row to bottom row 7
55, 23527, 18914231, 11903604235, 6715679348165, 3637116511064523 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..6.

Chaim Goodman-Strauss, Notes on the number of m × n binary arrays with all 1’s connected and a path of 1’s from top row to bottom row (May 21 2020)

Chaim Goodman-Strauss, Mma notebook to accompany the above document

FORMULA

For a formula see the Goodman-Strauss links. - N. J. A. Sloane, May 22 2020

CROSSREFS

Cf. A163029-A163035.

Sequence in context: A221772 A221123 A231826 * A033512 A201008 A172722

Adjacent sequences:  A163033 A163034 A163035 * A163037 A163038 A163039

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 20 2009

STATUS

approved

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Last modified July 5 20:01 EDT 2020. Contains 335473 sequences. (Running on oeis4.)