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 A235155 #24 Jan 26 2022 08:30:00 %S A235155 103,107,109,127,137,139,149,157,163,167,173,179,193,197,239,241,251, %T A235155 257,263,269,271,281,283,293,307,317,347,349,359,367,379,389,397,401, %U A235155 409,419,421,431,439,457,461,463,467,479,487,491,503,509,521,523,541,547 %N A235155 Primes which have one or more occurrences of exactly three different digits. %C A235155 The first term having a repeated digit is 1009. %H A235155 Christopher M. Conrey, <a href="/A235155/b235155.txt">Table of n, a(n) for n = 1..10000</a> (first 2000 terms from Colin Barker) %H A235155 Christopher M. Conrey, <a href="/A235155/a235155.txt">MATLAB Program</a> %t A235155 Select[Prime[Range[200]],Count[DigitCount[#],0]==7&] (* _Harvey P. Dale_, Jul 27 2020 *) %o A235155 (PARI) s=[]; forprime(n=100, 1000, if(#vecsort(eval(Vec(Str(n))),,8)==3, s=concat(s, n))); s %o A235155 (MATLAB) %See Conrey Link %Y A235155 Cf. A235154, A235156, A235157, A235158, A235159, A235160, A235161. %Y A235155 Cf. A074675. %K A235155 nonn,base %O A235155 1,1 %A A235155 _Colin Barker_, Jan 04 2014