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 A069388 #12 Apr 30 2024 22:14:48 %S A069388 8191,65514541,492202181661,3497001564166609,24022705580163949439, %T A069388 161857825276476548906497,1078636993747832299068001753, %U A069388 7143459701634079128687197933529,47141832001173360326967315743610399,310483731281930913496743767372933055053 %N A069388 Number of n X 13 binary arrays with a path of adjacent 1's from top row to bottom row. %Y A069388 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 A069388 nonn %O A069388 1,1 %A A069388 _R. H. Hardin_, Mar 22 2002 %E A069388 More terms from _Sean A. Irvine_, Apr 30 2024