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 A342453 #25 Mar 17 2021 15:40:32 %S A342453 2,2,7,3,3,7,7,7,11,2,19,5,5,2,13,5,5,7,11 %N A342453 When A342439(n) is the largest prime < 10^n obtained with the longest sum of the A342440(n) consecutive primes, then a(n) is the first prime of these A342440(n) consecutive primes. %C A342453 Inspired by the 50th problem of Project Euler (see link). %C A342453 There must be at least two consecutive primes in the sum. %C A342453 The terms a(4)-a(17) come from the Perl program and the results proposed by _Daniel Suteu_ in the link Archive.today. %H A342453 Archive.today, <a href="https://archive.is/WNBa2">trizen / experimental-projects</a>. %H A342453 Dreamshire, <a href="https://blog.dreamshire.com/project-euler-50-solution/">Project Euler 50 Solution</a>. %H A342453 Project Euler, <a href="https://projecteuler.net/problem=50">Problem 50: Consecutive prime sum</a>. %e A342453 A342439(2) = 41 = 2 + 3 + 5 + 7 + 11 + 13 hence a(2) = 2. %Y A342453 Cf. A342439, A342440, A342443, A342444, A342454 %K A342453 nonn,more %O A342453 1,1 %A A342453 _Bernard Schott_, Mar 14 2021 %E A342453 a(4)-a(17) from _Daniel Suteu_, Mar 14 2021 %E A342453 a(18)-a(19) from _Martin Ehrenstein_, Mar 14 2021 %E A342453 a(7) and a(15) corrected by _Martin Ehrenstein_, Mar 14 2021