A059666 - OEIS

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A059666

Primes p such that x^54 = 2 has no solution mod p, but x^18 = 2 has a solution mod p.

3943, 11287, 20143, 23599, 25759, 26407, 29863, 32833, 33751, 38287, 39367, 39799 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`1,1`
	LINKS	`Table of n, a(n) for n=1..12.`
	PROG	`(MAGMA) [p: p in PrimesUpTo(40000) \| not exists{x: x in ResidueClassRing(p) \| x^54 eq 2} and exists{x: x in ResidueClassRing(p) \| x^18 eq 2}]; // Vincenzo Librandi, Sep 21 2012`
	CROSSREFS	`A000040, A049550, A040993.` `Sequence in context: A115929 A070185 A059354 * A007038 A034599 A222783` `Adjacent sequences: A059663 A059664 A059665 * A059667 A059668 A059669`
	KEYWORD	`nonn,easy`
	AUTHOR	`Klaus Brockhaus, Feb 05 2001`
	STATUS	`approved`

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Last modified May 25 06:38 EDT 2013. Contains 225644 sequences.