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 A222415 #13 Feb 28 2013 22:53:03 %S A222415 1,2,3,4,5,7,7,11,11,13,13,16,16,18,18,26,26,26,26,31,31,32,32,35,35, %T A222415 37,43,43,43,47,47,58,58,59,59,60,60,61,64,64,66,66,66,70,71,71,72,75, %U A222415 75,75,77,79,79,84,84,84,84,84,85,87,88,89,90,122,122,127,127,131,131,131,131,131,131,131,131,133,134,144,144,146 %N A222415 a(n) = max{A222416(q): q in P(n)}, where P(n) is the set of integers defined in Defn. 2.6 of Nussbaum and Verduyn Lunel (2003). %C A222415 See Nussbaum and Verduyn Lunel (2003) for precise definition. %H A222415 Nussbaum, Roger D.; Verduyn Lunel, Sjoerd M., <a href="http://www.math.rutgers.edu/~nussbaum/Pubs/nusslunel2003.pdf">Asymptotic estimates for the periods of periodic points of non-expansive maps</a>, Ergodic Theory Dynam. Systems 23 (2003), no. 4, 1199--1226. See Table 1 and the function n*d_n. MR1997973 (2004m:37033) %Y A222415 Cf. A222416, A008475. %K A222415 nonn %O A222415 1,2 %A A222415 _N. J. A. Sloane_, Feb 28 2013