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 A346233 #8 Jul 19 2021 01:26:30
%S A346233 1,2,9,18,3,6,125,250,1125,2250,375,750,5,10,45,90,15,30,625,1250,
%T A346233 5625,11250,1875,3750,25,50,225,450,75,150,2401,4802,21609,43218,7203,
%U A346233 14406,300125,600250,2701125,5402250,900375,1800750,12005,24010,108045,216090,36015,72030,1500625,3001250,13505625,27011250,4501875
%N A346233 a(n) = A276086(A328623(n)).
%H A346233 <a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a>
%F A346233 a(n) = A276086(A328623(n)).
%F A346233 A342001(a(n)) = A346253(n).
%o A346233 (PARI) A346233(n) = { my(p=2, m=1); while(n>0, my(d=n%p); if(d>0, m *= p^if(2==p,d,lift(Mod(d, p)/2))); n \= p; p = nextprime(1+p)); return(m); };
%Y A346233 Cf. A276086, A328623, A346253.
%Y A346233 Cf. also A346101, A346102.
%K A346233 nonn,base
%O A346233 0,2
%A A346233 _Antti Karttunen_, Jul 18 2021