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A242120
Primes modulo 20.
2
2, 3, 5, 7, 11, 13, 17, 19, 3, 9, 11, 17, 1, 3, 7, 13, 19, 1, 7, 11, 13, 19, 3, 9, 17, 1, 3, 7, 9, 13, 7, 11, 17, 19, 9, 11, 17, 3, 7, 13, 19, 1, 11, 13, 17, 19, 11, 3, 7, 9, 13, 19, 1, 11, 17, 3, 9, 11, 17, 1, 3, 13, 7, 11, 13, 17, 11, 17, 7, 9, 13, 19, 7
OFFSET
1,1
LINKS
MATHEMATICA
Mod[Prime[Range[100]], 20]
PROG
(Magma) [p mod(20): p in PrimesUpTo(500)];
(Sage) [mod(p, 20) for p in primes(500)] # Bruno Berselli, May 05 2014
CROSSREFS
Cf. similar sequences listed in A242119.
Sequence in context: A242122 A074721 A242121 * A259277 A152073 A331046
KEYWORD
nonn,easy
AUTHOR
Vincenzo Librandi, May 05 2014
STATUS
approved