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 A069304 #11 Apr 26 2024 03:18:51 %S A069304 80782,1871590506,27480393415984,324202249915245972, %T A069304 3386189554819795682250,32831359005580196869725148, %U A069304 303271759994928192091591236664,2710567644648890574598792001139520,23671928574368475557299894398216017188,203322469544117825662881107321485212321552 %N A069304 Number of n X 13 binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column. %Y A069304 Cf. n X 2 A002450, n X 3 A069294, n X 4 A069295, n X 5 A069296, n X 6 A069297, n X 7 A069298, n X 8 A069299, n X 9 A069300, n X 10 A069301, n X 11 A069302, n X 12 A069303, n X 14 A069305, read by rows A069306-A069320. %K A069304 nonn %O A069304 2,1 %A A069304 _R. H. Hardin_, Mar 14 2002 %E A069304 a(6)-a(11) from _Sean A. Irvine_, Apr 26 2024