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A191067 Primes that are not squares mod 31. 1
3, 11, 13, 17, 23, 29, 37, 43, 53, 61, 73, 79, 83, 89, 127, 137, 139, 151, 167, 179, 181, 197, 199, 223, 229, 239, 241, 251, 263, 269, 271, 277, 313, 331, 337, 347, 353, 367, 383, 389, 401, 409, 433, 449, 457, 461, 463, 487, 491, 499, 509, 523, 557, 569, 571 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

Select[Prime[Range[200]], JacobiSymbol[#, 31]==-1&]

PROG

(MAGMA) [p: p in PrimesUpTo(571) | JacobiSymbol(p, 31) eq -1]; // Vincenzo Librandi, Sep 11 2012

CROSSREFS

Sequence in context: A052362 A001619 A071197 * A052363 A045426 A020614

Adjacent sequences:  A191064 A191065 A191066 * A191068 A191069 A191070

KEYWORD

nonn,easy

AUTHOR

T. D. Noe, May 25 2011

STATUS

approved

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Last modified October 1 00:54 EDT 2020. Contains 337440 sequences. (Running on oeis4.)