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 A256879 #12 Jun 29 2019 11:23:14 %S A256879 10,30,195,275,280,364,429,546,646,820,840,1000,1144,1360,1560,1650, %T A256879 2280,2370,2440,2460,2640,2730,3010,3740,4114,4940,5236,5928,6555, %U A256879 7800,8018,8130,8850,8940,8970,9030,9100,9660,9730,9814,10868,11050,11076,14352,14700,14820,15015,15420,18564,20670,21090,21405,22225 %N A256879 Numbers divisible by prime(d) for each digit d in their base-9 representation, none of which may be zero. %C A256879 Base-9 analog of A256786. See A256874 - A256878 for the base-3, ..., base-8 analogs. %C A256879 See A256869 for a variant where divisibility by prime(d+1) is required instead. %o A256879 (PARI) is(n,b=9)=!for(i=1,#d=Set(digits(n,b)),(!d[i]||n%prime(d[i]))&&return) %Y A256879 Cf. A256786, A256874 - A256878, A256869, A256865 - A256870. %K A256879 nonn,base %O A256879 1,1 %A A256879 _M. F. Hasler_, Apr 11 2015