A163693 Number of nX10 binary arrays with all 1s connected, a path of 1s from upper left corner to lower right corner, and no 1 having more than two 1s adjacent

1, 138, 3690, 66724, 1103582, 15423592

Offset

1,2

Links

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

Crossrefs

Sequence in context: A281592 A213963 A279964 * A089518 A223192 A199839

Adjacent sequences: A163690 A163691 A163692 * A163694 A163695 A163696

Keyword

nonn

Author

R. H. Hardin Aug 03 2009

Status

approved