OFFSET
1,1
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 1..1000
MATHEMATICA
Select[Prime[Range[150]], JacobiSymbol[#, 31]==1&]
PROG
(Magma) [p: p in PrimesUpTo(617) | JacobiSymbol(p, 31) eq 1]; // Vincenzo Librandi, Sep 10 2012
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
T. D. Noe, May 24 2011
STATUS
approved