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A061239
Prime numbers == 4 (mod 9).
8
13, 31, 67, 103, 139, 157, 193, 211, 229, 283, 337, 373, 409, 463, 499, 571, 607, 643, 661, 733, 751, 769, 787, 823, 859, 877, 967, 1021, 1039, 1093, 1129, 1201, 1237, 1291, 1327, 1381, 1399, 1453, 1471, 1489, 1543, 1579, 1597, 1669, 1723, 1741, 1759
OFFSET
1,1
COMMENTS
A010888(a(n)) = 4. - Reinhard Zumkeller, Feb 25 2005
LINKS
MATHEMATICA
Select[ Range[ 2000 ], PrimeQ[ # ] && Mod[ #, 9 ] == 4 & ]
Select[Prime[Range[300]], Mod[#, 9]==4&] (* Harvey P. Dale, Aug 20 2015 *)
PROG
(Magma)[ p: p in PrimesUpTo(2000) | p mod 9 in {4} ]; // Vincenzo Librandi, Dec 25 2010
(PARI) select(n->n%9==4, primes(400)) \\ Charles R Greathouse IV, May 27 2014
CROSSREFS
Sequence in context: A242231 A330855 A268927 * A072023 A217614 A158723
KEYWORD
nonn,easy
AUTHOR
Amarnath Murthy, Apr 23 2001
EXTENSIONS
More terms from Robert G. Wilson v, May 10 2001
STATUS
approved