A163024 Number of nX7 binary arrays with all 1s connected and a path of 1s from left column to lower right corner

1, 408, 53767, 4854639, 385935282, 29335294083, 2190944084653, 162386197946814

Offset

1,2

Links

Table of n, a(n) for n=1..8.

Crossrefs

Sequence in context: A183717 A285767 A282479 * A283948 A069298 A255797

Adjacent sequences: A163021 A163022 A163023 * A163025 A163026 A163027

Keyword

nonn

Author

R. H. Hardin Jul 20 2009

Status

approved