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 A187678 #11 Jan 23 2025 03:42:12 %S A187678 1,6,12,24,36,48,60,192,144,120,180,240,576,3072,360,1296,12288,900, %T A187678 960,720,840,9216,196608,5184,1260,786432,36864,1680,2880,15360,3600, %U A187678 12582912,2520,46656,6480,589824,61440,6300,82944,6720,2359296,805306368,5040,3221225472,14400,7560 %N A187678 The smallest integer for which the number of divisors is the n-th nonprime. %H A187678 Amiram Eldar, <a href="/A187678/b187678.txt">Table of n, a(n) for n = 1..5789</a> %F A187678 a(n) = A005179(A018252(n)). %Y A187678 Cf. A005179, A018252, A061286. %K A187678 nonn %O A187678 1,2 %A A187678 _Juri-Stepan Gerasimov_, Mar 12 2011