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 A287969 #6 Jun 03 2017 19:10:17 %S A287969 1,1,2,5,14,42,131,427,1413,4784,16416,57042,200151,708109,2522559, %T A287969 9039042,32550884,117725760,427372532,1556523664,5685148711, %U A287969 20816785068,76390832952,280874946775,1034505345468,3816077176898,14095932284899,52131389039054 %N A287969 Number of Dyck paths of semilength n such that no level has more than five peaks. %H A287969 Alois P. Heinz, <a href="/A287969/b287969.txt">Table of n, a(n) for n = 0..1000</a> %H A287969 Wikipedia, <a href="https://en.wikipedia.org/wiki/Lattice_path#Counting_lattice_paths">Counting lattice paths</a> %F A287969 a(n) = A287847(n,5). %F A287969 a(n) = A000108(n) for n <= 5. %Y A287969 Column k=5 of A287847. %Y A287969 Cf. A000108. %K A287969 nonn %O A287969 0,3 %A A287969 _Alois P. Heinz_, Jun 03 2017