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 A332818 #11 Feb 27 2020 22:48:59 %S A332818 1,3,5,9,7,15,13,27,25,21,17,45,11,39,35,81,19,75,29,63,65,51,37,135, %T A332818 49,33,125,117,23,105,41,243,85,57,91,225,31,87,55,189,43,195,53,153, %U A332818 175,111,61,405,169,147,95,99,47,375,119,351,145,69,73,315,59,123,325,729,77,255,89,171,185,273,97,675,67,93,245,261,221,165,101 %N A332818 a(n) = A108548(A003961(A332808(n))). %C A332818 Permutation of odd numbers. Preserves prime signature. %H A332818 Antti Karttunen, <a href="/A332818/b332818.txt">Table of n, a(n) for n = 1..26921</a> %F A332818 Fully multiplicative with a(2) = 3, a(A002145(n)) = A002144(n) and a(A002144(n)) = A002145(1+n), for all n >= 1. %F A332818 a(n) = A108548(A003961(A332808(n))). %F A332818 A332819(a(n)) = n. %F A332818 A046523(a(n)) = A046523(n). %o A332818 (PARI) A332818(n) = A108548(A003961(A332808(n))); %Y A332818 Cf. A002144, A002145, A003961, A046523, A108548, A332808. %Y A332818 Cf. A332819 (a left inverse). %K A332818 nonn,mult %O A332818 1,2 %A A332818 _Antti Karttunen_, Feb 27 2020