A069428 Number of n X 8 binary arrays with a path of adjacent 1's and no path of adjacent 0's from top row to bottom row.

1, 6305, 3596367, 1201461339

Offset

1,2

Links

Table of n, a(n) for n=1..4.

Crossrefs

Cf. 2 X n A001047, n X 2 A034182, vertical path of 1 A069361-A069395, vertical paths of 0+1 A069396-A069416, vertical path of 1 not 0 A069417-A069428, no vertical paths A069429-A069447, no horizontal or vertical paths A069448-A069452.

Sequence in context: A350416 A189344 A054560 * A251024 A213993 A252268

Adjacent sequences: A069425 A069426 A069427 * A069429 A069430 A069431

Keyword

nonn

Author

R. H. Hardin, Mar 22 2002

Status

approved