A069381 Number of n X 6 binary arrays with a path of adjacent 1's from top row to bottom row.

63, 3367, 167337, 8057905, 384479935, 18287614751, 868972410929, 41278350729313, 1960665141991079, 93127506982471999, 4423369428678533705, 210101996822111263265, 9979493366382754619551, 474010149850018604630031, 22514756623847166766088601

Offset: 1

Author

R. H. Hardin, Mar 22 2002

Keywords

• nonn

Links

• Sean A. Irvine, Table of n, a(n) for n = 1..200

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.

Extensions

More terms from Sean A. Irvine, Apr 30 2024