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 A328467 #6 Oct 18 2019 21:28:34 %S A328467 1,8,78,85,1002,1009,1079,1086,17018,17025,17095,17102,18019,18026, %T A328467 18096,18103,323324,323331,323401,323408,324325,324332,324402,324409, %U A328467 340341,340348,340418,340425,341342,341349,341419,341426,7436430,7436437,7436507,7436514,7437431,7437438,7437508,7437515,7453447,7453454,7453524 %N A328467 Row 4 of A328464: a(n) = A276156(16n - 8) / 30. %H A328467 Antti Karttunen, <a href="/A328467/b328467.txt">Table of n, a(n) for n = 1..8192</a> %H A328467 <a href="/index/Pri#primorialbase">Index entries for sequences related to primorial base</a> %F A328467 a(n) = (1/30) * A276156(16*n - 8). %o A328467 (PARI) %o A328467 A002110(n) = prod(i=1,n,prime(i)); %o A328467 A276156(n) = { my(p=2,pr=1,s=0); while(n,if(n%2,s += pr); n >>= 1; pr *= p; p = nextprime(1+p)); (s); }; %o A328467 A328467(n) = (A276156((16*n)-8) / 30); %Y A328467 Row 4 of A328464. %Y A328467 Cf. A002110, A276156, A328461. %K A328467 nonn %O A328467 1,2 %A A328467 _Antti Karttunen_, Oct 18 2019