A069373 - OEIS

%I #12 Apr 30 2024 01:51:12

%S 1,665857,93756691401,7424156719466465,443201843190147840905,

%T 22514756623847166766088601,1033389306060085070259831696233,

%U 44303320783994564548274261485609937,1810016576213721403223848632848406276905,71378753836026506130829884874045437745415233

%N Number of 15 X n binary arrays with a path of adjacent 1's from top row to bottom row.

%Y 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.

%K nonn

%O 1,2

%A _R. H. Hardin_, Mar 22 2002

%E a(6)-a(10) from _Sean A. Irvine_, Apr 30 2024