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 A383293 #7 Apr 22 2025 13:33:23 %S A383293 1,2,2,1,3,3,1,2,1,5,1,1,1,7,1,1,2,1,1,11,1,3,1,5,1,1,1,13,1,1,2,1,17, %T A383293 1,1,1,19,1,1,1,1,1,23,1,1,1,1,1,1,7,1,1,1,1,1,1,29,1,1,1,31,1,1,2,1, %U A383293 1,37,1,1,1,1,1,1,41,1,3,1,1,1,1,43,1,1,1,1,1,1,1,47,1,1,1,1,1,1,1,1,1,1,53 %N A383293 Exponential of Mangoldt function applied to EKG-sequence: a(n) = A014963(A064413(n)). %H A383293 Antti Karttunen, <a href="/A383293/b383293.txt">Table of n, a(n) for n = 1..65537</a> %H A383293 <a href="/index/Ed#EKG">Index entries for sequences related to EKG sequence</a>. %Y A383293 Cf. A014963, A064413, A383294 (positions of terms > 1). %Y A383293 Cf. also A265576. %K A383293 nonn %O A383293 1,2 %A A383293 _Antti Karttunen_, Apr 22 2025