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 A018481 #18 Aug 05 2025 14:12:35 %S A018481 1,2,3,6,9,18,27,54,81,162,243,486 %N A018481 Divisors of 486. %H A018481 <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a> %t A018481 Divisors[486] (* _Harvey P. Dale_, Sep 05 2020 *) %o A018481 (PARI) divisors(486) \\ _Charles R Greathouse IV_, Jun 21 2017 %Y A018481 Subsequence of A038754. %K A018481 nonn,fini,full,easy %O A018481 1,2 %A A018481 _N. J. A. Sloane_