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 A069334 #11 Apr 28 2024 09:50:57 %S A069334 1,23660,197404203,1131456031256,5423397612311731, %T A069334 23483738804219826986,95261720343073832781620, %U A069334 369211160728496631061072520,1383615906056315517856514817504,5053163560738707006885020833252029,18085468170671030045687927149819479504 %N A069334 Number of 12 X n binary arrays with path of adjacent 1's from upper right corner to lower left corner. %Y A069334 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, 13 X n A069335, 14 X n A069336, 15 X n A069337, 16 X n A069338, 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 A069334 nonn %O A069334 1,2 %A A069334 _R. H. Hardin_, Mar 16 2002 %E A069334 a(6)-a(11) from _Sean A. Irvine_, Apr 27 2024