A141920 Primes congruent to 16 mod 23.
131, 223, 269, 499, 683, 821, 1051, 1097, 1327, 1373, 1511, 1741, 1787, 1879, 2017, 2063, 2293, 2339, 2477, 2707, 2753, 3121, 3167, 3259, 3581, 3673, 3719, 4133, 4271, 4363, 4409, 4547, 4639, 5099, 5237, 5651, 5743, 5881, 5927, 6203, 6571, 6709, 7307, 7537
Offset: 1
Links
- Vincenzo Librandi, Table of n, a(n) for n = 1..1000
Programs
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Magma
[p: p in PrimesUpTo(9000) | p mod 23 eq 16 ]; // Vincenzo Librandi, Aug 16 2012
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Mathematica
Select[Range[16,20000,23],PrimeQ] (* Vladimir Joseph Stephan Orlovsky, May 18 2011 *)
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PARI
is(n)=isprime(n) && n%23==16 \\ Charles R Greathouse IV, Jul 03 2016
Formula
a(n) ~ 22n log n. - Charles R Greathouse IV, Jul 03 2016