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 A129318 #10 Oct 26 2019 09:57:57 %S A129318 5,6,8,18,15,15,17,39,29,86,23,35,25,22,33,68,26,31,46,32,37,24,35,23, %T A129318 45,100,78,51,39,45,44,33,35,45,98,34,45,141,147,67,25,43,236,25,29, %U A129318 75,150,29,76,125,160,26,121,122,73,37,52,56,40,39,54,58,239,69,36,39 %N A129318 a(n) = sopfr(A129316(n)), where sopfr(x) is the sum of the prime factors of x, counting multiplicity. %H A129318 Amiram Eldar, <a href="/A129318/b129318.txt">Table of n, a(n) for n = 1..10000</a> %e A129318 a(6)=15 since sopfr(A129316(6))=sopfr(160)=sopfr(2^5*5)=15. %Y A129318 Cf. A001414, A006145, A039752, A129316, A129317, A129319, A129320. %K A129318 easy,nonn %O A129318 1,1 %A A129318 _Walter Kehowski_, Apr 09 2007, corrected Apr 09 2007