OFFSET
1,1
LINKS
Harvey P. Dale, Table of n, a(n) for n = 1..1000
Index to Primes, Primes that become a different prime under some mapping.
MATHEMATICA
fQ[n_] := Block[{id = IntegerDigits@n}, (MemberQ[id, 0] || MemberQ[id, 3]) && PrimeQ[ FromDigits[ id /. {0 -> 3, 3 -> 0}] ]]; Select[ Prime@ Range@ 350, fQ]
dp03Q[n_]:=Module[{c=FromDigits[IntegerDigits[n]/.{0->3, 3->0}]}, c!=n && PrimeQ[ c]]; Select[Prime[Range[350]], dp03Q] (* Harvey P. Dale, Oct 16 2016 *)
CROSSREFS
KEYWORD
base,nonn
AUTHOR
Zak Seidov and Robert G. Wilson v, Sep 09 2010
STATUS
approved