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 A346097 #21 Jul 09 2021 22:16:48 %S A346097 1,2,3,4,5,9,7,2,3,25,11,81,13,49,15625,4,17,9,19,625,117649,121,23, %T A346097 27,1225,169,21,2401,29,3125,31,10,1771561,289,5764801,81,37,361, %U A346097 4826809,5,41,7,43,14641,12005,529,47,75,1127357,1500625,24137569,28561,53,441,14641,5764801,47045881,841,59,125,61,961,343,100,302875106592253 %N A346097 Denominator of the primorial deflation of A276086(A108951(n)): a(n) = A319627(A324886(n)). %C A346097 Denominator of ratio A324886(n) / A329044(n). %H A346097 <a href="/index/Pri#prime_indices">Index entries for sequences computed from indices in prime factorization</a> %H A346097 <a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a> %H A346097 <a href="/index/Pri#primorial_numbers">Index entries for sequences related to primorial numbers</a> %F A346097 a(n) = A319627(A324886(n)). %F A346097 a(n) = A329044(n) / A346095(n) = A329044(n) / gcd(A324886(n), A329044(n)). %F A346097 A020639(a(n)) = A006530(n). %F A346097 A108951(a(n)) = A346107(n). %F A346097 A346105(a(n)) = A346109(n). %o A346097 (PARI) %o A346097 A064989(n) = { my(f = factor(n)); if((n>1 && f[1,1]==2), f[1,2] = 0); for (i=1, #f~, f[i,1] = precprime(f[i,1]-1)); factorback(f); }; %o A346097 A319627(n) = (A064989(n) / gcd(n, A064989(n))); %o A346097 A346097(n) = A319627(A324886(n)); \\ Rest of program given in A324886. %Y A346097 Cf. A346096 (numerators). %Y A346097 Cf. A006530, A020639, A108951, A276086, A319627, A324886, A329044, A345941 [= gcd(n, a(n))], A346095, A346098, A346107, A346109. %Y A346097 Cf. also A337377. %K A346097 nonn,frac %O A346097 1,2 %A A346097 _Antti Karttunen_, Jul 07 2021