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 A018577 #14 Jul 08 2025 07:17:17 %S A018577 1,2,7,14,47,94,329,658 %N A018577 Divisors of 658. %H A018577 <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a> %t A018577 Divisors[658] (* _Harvey P. Dale_, Feb 08 2022 *) %o A018577 (PARI) divisors(658) \\ _Charles R Greathouse IV_, Jun 21 2017 %K A018577 nonn,fini,full %O A018577 1,2 %A A018577 _N. J. A. Sloane_