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 A132115 #9 Nov 05 2024 03:14:30
%S A132115 1,2,3,4,8,9,10,12,16,22,27,28,40,42,46,52,58,64,88,100,102,106,112,
%T A132115 130,148,162,166,172,178,184,208,268,282,292,294,328,418,424,556,562,
%U A132115 568,586,592,598,616,640,642,646,652,658,664,688,712,784,904,1024,1072,1168,1240
%N A132115 Where records occur in A051445.
%H A132115 Amiram Eldar, <a href="/A132115/b132115.txt">Table of n, a(n) for n = 1..4000</a>
%H A132115 Max Alekseyev, <a href="https://oeis.org/wiki/User:Max_Alekseyev/gpscripts">PARI/GP Scripts for Miscellaneous Math Problems</a> (invphi.gp).
%o A132115 (PARI) f(n) = {my(v = invphi(2*n)); if(#v == 0, 0, vecmin(v));} \\ using _Max Alekseyev_'s invphi.gp
%o A132115 lista(kmax) = {my(fmax = -1, f1); for(k = 1, kmax, f1 = f(k); if(f1 > fmax, fmax = f1; print1(k,", ")));} \\ _Amiram Eldar_, Nov 05 2024
%Y A132115 Cf. A000010, A051445, A132012.
%K A132115 nonn
%O A132115 1,2
%A A132115 _N. J. A. Sloane_, Nov 05 2007