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 A069386 #13 Apr 30 2024 20:43:54 %S A069386 2047,4017157,7308428597,12588144461329,21067276157958271, %T A069386 34728307983514473409,56797093221062281961353, %U A069386 92506527736225809457497129,150343681421865609328377897039,244072929303780515911965529991989,396017759826921556057184566557279157 %N A069386 Number of n X 11 binary arrays with a path of adjacent 1's from top row to bottom row. %H A069386 Sean A. Irvine, <a href="/A069386/b069386.txt">Table of n, a(n) for n = 1..100</a> %Y A069386 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 A069386 nonn %O A069386 1,1 %A A069386 _R. H. Hardin_, Mar 22 2002 %E A069386 More terms from _Sean A. Irvine_, Apr 30 2024