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A088856 Primes p such that cyclotomic(p,p-1) is prime. 2
2, 3, 7, 127, 8599 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Some of the larger entries may only correspond to probable primes.

LINKS

Table of n, a(n) for n=1..5.

Eric Weisstein's World of Mathematics, Cyclotomic Polynomial

MATHEMATICA

lst={}; Do[p=Prime[n]; If[PrimeQ[Cyclotomic[p, p-1]], AppendTo[lst, p]], {n, 400}]; lst

CROSSREFS

Cf. A070519, A070525.

Sequence in context: A182514 A062935 A083436 * A173913 A007013 A103405

Adjacent sequences:  A088853 A088854 A088855 * A088857 A088858 A088859

KEYWORD

more,nonn

AUTHOR

T. D. Noe, Nov 23 2003

STATUS

approved

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Last modified October 15 17:12 EDT 2018. Contains 316237 sequences. (Running on oeis4.)