A163015 Number of nX6 binary arrays with all 1s connected and a path of 1s from top row to lower right corner

6, 281, 12966, 522982, 20172122, 769984742, 29335294083, 1117382129113, 42561759311020, 1621239052172632, 61755945826247147, 2352403881643092601

Offset

1,1

Links

Table of n, a(n) for n=1..12.

Crossrefs

Sequence in context: A199097 A342983 A199093 * A049679 A201139 A172660

Adjacent sequences: A163012 A163013 A163014 * A163016 A163017 A163018

Keyword

nonn

Author

R. H. Hardin Jul 20 2009

Status

approved