A069374 Number of 16 X n binary arrays with a path of adjacent 1's from top row to bottom row.

1, 1607521, 495614587553, 82853403589520257, 10256458966072649273929, 1069417093564753820998582233, 100099925835731660944886693417081, 8714066994599676287858417413924705585, 720709612102200019966620721128569172999001

Offset

1,2

Links

Table of n, a(n) for n=1..9.

Crossrefs

Cf. 1 X n A000225, 2 X n A005061, n X 2 A001333, 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: A220467 A235174 A234410 * A294776 A103793 A064117

Adjacent sequences: A069371 A069372 A069373 * A069375 A069376 A069377

Keyword

nonn

Author

R. H. Hardin, Mar 22 2002

Extensions

a(5)-a(9) from Sean A. Irvine, Apr 30 2024

Status

approved