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Primes that become a different prime under the mapping 0 <=> 8.
1

%I #11 Oct 29 2023 16:10:49

%S 83,101,181,809,811,823,829,853,859,883,887,1009,1031,1061,1301,1381,

%T 1409,1489,1709,1789,1831,1861,1889,1907,1987,2081,2083,2207,2287,

%U 2309,2389,2609,2689,2801,2803,3001,3023,3083,3803,3823,3881,4013,4703,4783

%N Primes that become a different prime under the mapping 0 <=> 8.

%H Robert Price, <a href="/A180523/b180523.txt">Table of n, a(n) for n = 1..2112</a>

%H <a href="/index/Pri#primes">Index to Primes</a>, Primes that become a different prime under some mapping.

%t 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 Cf. A171041, A175791, A180517 thru A180559, A175789, A180560, A180561.

%K base,nonn

%O 1,1

%A _Zak Seidov_ and _Robert G. Wilson v_, Sep 09 2010