This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A069365 #13 Apr 30 2024 01:50:48 %S A069365 1,577,153769,30856705,5388274121,868972410929,133267613878665, %T A069365 19752116290408897,2856738227918860537,405671453894948801169, %U A069365 56797093221062281961353,7862987107940658832635809,1078636993747832299068001753 %N A069365 Number of 7 X n binary arrays with a path of adjacent 1's from top row to bottom row. %Y A069365 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 A069365 nonn,more %O A069365 1,2 %A A069365 _R. H. Hardin_, Mar 22 2002 %E A069365 a(7)-a(13) from _Sean A. Irvine_, Apr 29 2024