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A038876 Primes p such that 6 is a square mod p. 6
2, 3, 5, 19, 23, 29, 43, 47, 53, 67, 71, 73, 97, 101, 139, 149, 163, 167, 173, 191, 193, 197, 211, 239, 241, 263, 269, 283, 293, 307, 311, 313, 317, 331, 337, 359, 379, 383, 389, 409, 431, 433, 457, 461, 479, 499, 503, 509, 523, 547, 557, 571, 577, 599, 601, 619, 643, 647 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

COMMENTS

Also: for p>6, primes of the form 24*k +/-1 or +-5. - Zak Seidov (zakseidov(AT)yahoo.com) Feb 01 2008.

MAPLE

with(numtheory); t1:=[]; for n from 1 to 500 do p:=ithprime(n); if quadres(6, p) = 1 then t1:=[op(t1), p]; fi; od: t1;

CROSSREFS

Sequence in context: A128532 A130076 A090116 * A038932 A019377 A040107

Adjacent sequences:  A038873 A038874 A038875 * A038877 A038878 A038879

KEYWORD

nonn

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified February 15 13:31 EST 2012. Contains 205802 sequences.