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 A018767 #18 Jul 08 2025 07:29:50 %S A018767 1,2,4,5,8,10,20,25,40,50,100,125,200,250,500,1000 %N A018767 Divisors of 1000. %H A018767 <a href="/index/Di#divisors">Index entries for sequences related to divisors of numbers</a> %t A018767 Divisors[1000] (* _Alonso del Arte_, Oct 20 2017 *) %o A018767 (PARI) divisors(1000) \\ _Charles R Greathouse IV_, Jun 21 2017 %K A018767 nonn,fini,full,easy %O A018767 1,2 %A A018767 _N. J. A. Sloane_