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 A180523 #11 Oct 29 2023 16:10:49 %S A180523 83,101,181,809,811,823,829,853,859,883,887,1009,1031,1061,1301,1381, %T A180523 1409,1489,1709,1789,1831,1861,1889,1907,1987,2081,2083,2207,2287, %U A180523 2309,2389,2609,2689,2801,2803,3001,3023,3083,3803,3823,3881,4013,4703,4783 %N A180523 Primes that become a different prime under the mapping 0 <=> 8. %H A180523 Robert Price, <a href="/A180523/b180523.txt">Table of n, a(n) for n = 1..2112</a> %H A180523 <a href="/index/Pri#primes">Index to Primes</a>, Primes that become a different prime under some mapping. %t A180523 fQ[n_] := Block[{id = IntegerDigits@n}, (MemberQ[id, 0] || MemberQ[id, 8]) && PrimeQ[ FromDigits[ id /. {0 -> 8, 8 -> 0}] ]]; Select[ Prime@ Range@ 700, fQ] %Y A180523 Cf. A171041, A175791, A180517 thru A180559, A175789, A180560, A180561. %K A180523 base,nonn %O A180523 1,1 %A A180523 _Zak Seidov_ and _Robert G. Wilson v_, Sep 09 2010