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Primes congruent to 29 mod 49.
1

%I #11 Sep 08 2022 08:45:36

%S 29,127,421,617,911,1009,1303,1499,1597,2087,2381,2969,3067,3361,3557,

%T 3851,4243,4733,4831,5419,6007,6203,6301,6791,7477,7673,8849,9241,

%U 9437,9829,10613,10711,11299,11593,11789,11887,12377,12671,13063,13259,13553,14533

%N Primes congruent to 29 mod 49.

%H Vincenzo Librandi, <a href="/A142438/b142438.txt">Table of n, a(n) for n = 1..1000</a>

%F a(n) ~ 42n log n. - _Charles R Greathouse IV_, Jul 03 2016

%t Select[Prime[Range[2500]], MemberQ[{29}, Mod[#,49]] &] (* _Vincenzo Librandi_, Aug 28 2012 *)

%t Select[Range[29,15000,49],PrimeQ] (* _Harvey P. Dale_, Mar 10 2017 *)

%o (Magma) [p: p in PrimesUpTo(17000) | p mod 49 eq 29]; // _Vincenzo Librandi_, Aug 28 2012

%o (PARI) is(n)=isprime(n) && n%49==29 \\ _Charles R Greathouse IV_, Jul 03 2016

%Y Cf. A000040.

%K nonn,easy

%O 1,1

%A _N. J. A. Sloane_, Jul 11 2008