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A142787
Primes congruent to 13 mod 60.
2
13, 73, 193, 313, 373, 433, 613, 673, 733, 853, 1033, 1093, 1153, 1213, 1453, 1693, 1753, 1873, 1933, 1993, 2053, 2113, 2293, 2473, 2593, 2713, 2833, 2953, 3253, 3313, 3373, 3433, 3613, 3673, 3733, 3793, 3853, 4093, 4153, 4273, 4513, 4813, 4933, 4993, 5113
OFFSET
1,1
LINKS
FORMULA
a(n) ~ 16n log n. - Charles R Greathouse IV, Jul 03 2016
MATHEMATICA
Select[Prime[Range[800]], MemberQ[{13}, Mod[#, 60]] &] (* Vincenzo Librandi, Sep 04 2012 *)
PROG
(Magma) [p: p in PrimesUpTo(6000) | p mod 60 eq 13 ]; // Vincenzo Librandi, Sep 04 2012
(PARI) is(n)=isprime(n) && n%60==13 \\ Charles R Greathouse IV, Jul 03 2016
CROSSREFS
Cf. A000040.
Sequence in context: A255416 A201788 A139873 * A084218 A175361 A125258
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Jul 11 2008
STATUS
approved