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 A368462 #6 Jan 22 2024 06:35:58 %S A368462 3,5,1117,200325407 %N A368462 Prime averages of first k odd primes for some k. %C A368462 a(5) > 8*10^10. %o A368462 (Python) %o A368462 from sympy import nextprime, isprime %o A368462 p, s, k = 2, 0, 0 %o A368462 while k < 3*10**7: %o A368462 p = nextprime(p); s += p; k += 1; r = divmod(s, k) %o A368462 if r[1] == 0 and isprime(r[0]): print(r[0], end = ", ") %Y A368462 Prime terms of A363477. %Y A368462 Cf. A050248, A071148, A097961. %K A368462 nonn,more %O A368462 1,1 %A A368462 _Ya-Ping Lu_, Dec 25 2023