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 A337476 #11 Sep 05 2020 18:55:47 %S A337476 1,3,11,23,61,127,199,331,467,673,929,1181,1493,1861,2243,2693,3221, %T A337476 3739,4327,4993,5689,6421,7283,8191,9137,10111,11161,12281,13451, %U A337476 14747,16067,17569,19037,20509,22051,23687,25411,27179,29023,31019,32971,34963,37097,39371,41651,44021,46559,49169,51719 %N A337476 Position of the first occurrence of n in A337474. %H A337476 <a href="/index/Pri#prime_indices">Index entries for sequences computed from indices in prime factorization</a> %H A337476 <a href="/index/Pri#primorial_numbers">Index entries for sequences related to primorial numbers</a> %H A337476 <a href="/index/Si#SIGMAN">Index entries for sequences related to sigma(n)</a> %F A337476 For all n >= 0, A337474(a(n)) = n. %F A337476 For all n >= 1, a(n) = A000040(A107705(n)). [Conjectured, see comment in A108227] %F A337476 For all n >= 0, a(n) <= A337478(n). %Y A337476 Cf. A000040, A107705, A108227, A337474, A337478. %Y A337476 Cf. also A337477. %K A337476 nonn %O A337476 0,2 %A A337476 _Antti Karttunen_, Aug 28 2020