A163719 Number of nX7 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

28, 351, 2854, 23330, 184346, 1284906, 8379953

Offset

1,1

Links

Table of n, a(n) for n=1..7.

Crossrefs

Sequence in context: A272174 A173421 A085744 * A138452 A276286 A125440

Adjacent sequences: A163716 A163717 A163718 * A163720 A163721 A163722

Keyword

nonn

Author

R. H. Hardin Aug 03 2009

Status

approved