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 A071624 #12 Jul 30 2024 19:13:07 %S A071624 0,378,1524,2385,7749,13788,21555,34599,46398,50715,59925,69903,75180, %T A071624 86310,104445,117495,177375,230349,239850,269505,290235,311733,380835, %U A071624 393024,470190,497448,525474,583830,598899,743160,760149,812268,902973,998478,1018155 %N A071624 Numbers k such that phi(m) = 96*k+2 has no solution. %p A071624 [seq(nops(invphi(2+96*i)),i=1..25000)]; %t A071624 s=0; m=96; r=2; Do[s=EulerPhi[n]; If[Equal[Mod[s, m], r], Print[(s-r)/m]], {n, 1, 100000000}] %Y A071624 Cf. A063667, A063668, A000010, A005277, A002202. %K A071624 nonn %O A071624 1,2 %A A071624 _Labos Elemer_, May 29 2002 %E A071624 a(20)-a(35) from _Donovan Johnson_, Jul 27 2011