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 A086921 #11 Jun 14 2013 04:25:43 %S A086921 1,4,12,24,36,60,120,120,180,240,360,360,720,720,720,840,1260,1260, %T A086921 1680,1680,2520,2520,2520,2520,5040,5040,5040,5040,5040,5040,7560, %U A086921 7560,10080,10080,10080,10080,15120,15120,15120,15120,20160,20160,25200,25200 %N A086921 Least number with at least n divisors that are at most its square root. %C A086921 Smallest number m such that can write m = p*q (with p <= q) in at least n ways. %F A086921 a(n) = A061799(2n-1). - _David Wasserman_, Apr 12 2005 %Y A086921 Cf. A038548, A038549, A004778. %Y A086921 Cf. A118224. %K A086921 easy,nonn %O A086921 1,2 %A A086921 _N. J. A. Sloane_, Sep 19 2003 %E A086921 More terms from _Vladeta Jovovic_ and _Ray Chandler_, Sep 20 2003