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 A304754 #9 Dec 23 2024 14:53:45 %S A304754 1,2,7,3,11,5,15,13,4,9,23,10,27,19,6,25,35,16,39,17,8,21,47,22,31,29, %T A304754 34,36,59,28,63,37,12,33,26,40,75,43,14,46,83,52,87,41,58,45,95,70,57, %U A304754 49,18,51,107,53,61,55,20,71,119,64,123,67,50,73,56,88,135,65,24,66,143,94,147,69,112,79,85,76,159,77,124,81,167,82,91,89,30 %N A304754 Permutation of natural numbers: a(1) = 1; a(n) = 1+A064413(A064664(n)-1). %H A304754 Antti Karttunen, <a href="/A304754/b304754.txt">Table of n, a(n) for n = 1..10000</a> %H A304754 David Newman, et al., <a href="https://web.archive.org/web/*/http://list.seqfan.eu/oldermail/seqfan/2018-January/018239.html">New sequences from old, Discussion on SeqFan-mailing list</a>, January 2018. %H A304754 <a href="/index/Ed#EKG">Index entries for sequences related to EKG sequence</a> %H A304754 <a href="/index/Per#IntegerPermutation">Index entries for sequences that are permutations of the natural numbers</a> %F A304754 a(1) = 1; for n > 1, a(n) = 1+A064413(A064664(n)-1). %Y A304754 Cf. A304753 (inverse). %Y A304754 Cf. A064413, A064664. %K A304754 nonn %O A304754 1,2 %A A304754 _Antti Karttunen_, May 29 2018