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 A069338 #10 Apr 28 2024 17:44:17 %S A069338 1,803760,154210451661,17600838146781308,1570519781573431498844, %T A069338 122232489371711586485777202,8739064773952359132428279911493, %U A069338 589905313005549358086281643079339087,38197422697847171708880659463529085375174,2396319077130644606331163832632227674356884219 %N A069338 Number of 16 X n binary arrays with path of adjacent 1's from upper right corner to lower left corner. %Y A069338 Cf. 2 X n A048739, 3 X n A069325, 4 X n A069326, 5 X n A069327, 6 X n A069328, 7 X n A069329, 8 X n A069330, 9 X n A069331, 10 X n A069332, 11 X n A069333, 12 X n A069334, 13 X n A069335, 14 X n A069336, 15 X n A069337, 17 X n A069339, 18 X n A069340, 19 X n A069341, 20 X n A069342, n X n A069343, n X n symmetric A069344. %K A069338 nonn %O A069338 1,2 %A A069338 _R. H. Hardin_, Mar 16 2002 %E A069338 a(6)-a(10) from _Sean A. Irvine_, Apr 28 2024