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 A187398 #24 Aug 30 2020 04:23:31 %S A187398 248,264,324,384,396,432,624,648,672,728,735,784,824,864,936,1236, %T A187398 1248,1296,1326,1362,1368,1395,1632,1692,1764,1824,1926,1935,1962, %U A187398 2048,2064,2136,2184,2196,2248,2304,2316,2328,2340,2346,2364,2376,2384,2394,2408,2436,2448,2460,2480,2488,2496,2540,2568,2584,2604,2634,2640,2648,2664,2688,2730,2736,2744,2784,2824,2832,2840,2848,2856,2864,2916,2934,2964,2984,3024,3048,3096,3126,3162,3168 %N A187398 Numbers divisible by at least three of their digits, all different and >1. %C A187398 Asymptotic density 19/63 = 0.301.... - _Charles R Greathouse IV_, Mar 11 2011 %H A187398 Amiram Eldar, <a href="/A187398/b187398.txt">Table of n, a(n) for n = 1..10000</a> %t A187398 numdig = 3; Select[Range[3168], Length[(u = Union[Select[IntegerDigits[#], #1 > 1 &]])] >= numdig && Plus @@ (Boole@Divisible[#, u]) >= numdig &] (* _Amiram Eldar_, Aug 30 2020 *) %Y A187398 Subsequence of A187516 (numbers divisible by at least two of their digits, different and >1). %K A187398 nonn,base %O A187398 1,1 %A A187398 _Zak Seidov_, Mar 10 2011