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A235148
Primes p such that (p reversed) + 5 is also a prime.
1
2, 23, 29, 41, 47, 83, 89, 227, 233, 239, 251, 257, 263, 269, 293, 401, 419, 431, 443, 467, 491, 641, 647, 827, 863, 881, 2027, 2063, 2099, 2111, 2153, 2207, 2273, 2297, 2339, 2357, 2441, 2459, 2543, 2609, 2687, 2693, 2699, 2729, 2801, 2819, 2879, 2927, 2939, 2963
OFFSET
1,1
LINKS
EXAMPLE
47 is in the sequence because 74+5=79 is prime.
MATHEMATICA
Select[Prime[Range[6000]], PrimeQ[FromDigits[Reverse[IntegerDigits[#]]] + 5]&]
PROG
(Magma) [p: p in PrimesUpTo(6000) | IsPrime(q + 5) where q is Seqint(Reverse(Intseq(p)))];
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Vincenzo Librandi, Jan 04 2014
STATUS
approved