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 A050290 #11 Feb 16 2025 08:32:40 %S A050290 1123465789,1123465879,1123468597,1123469587,1123478659,1123485967, %T A050290 1123496587,1123564879,1123564987,1123568497,1123576849,1123586479, %U A050290 1123645987,1123649587,1123654879,1123657489,1123658479,1123658749 %N A050290 Zeroless pandigital primes. %H A050290 Harvey P. Dale, <a href="/A050290/b050290.txt">Table of n, a(n) for n = 1..1000</a> %H A050290 Eric Weisstein's World of Mathematics, <a href="https://mathworld.wolfram.com/PandigitalNumber.html">Pandigital Number</a> %t A050290 Take[Select[10^9+#&/@FromDigits/@Permutations[Range[9]],PrimeQ],20] (* _Harvey P. Dale_, Jul 27 2021 *) %Y A050290 Cf. A050289. %K A050290 nonn,base %O A050290 1,1 %A A050290 _Eric W. Weisstein_ %E A050290 Edited by _Charles R Greathouse IV_, Aug 02 2010