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A058045 Numbers n such that (5^n + n)/3 is prime. 0
1, 8, 572, 4778 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..4.

MATHEMATICA

Do[ If[ PrimeQ[ (5^n + n)/3 ], Print[ n ] ], {n, 1, 5000} ]

PROG

(PARI) is(n)=ispseudoprime((5^n+n)/3) \\ Charles R Greathouse IV, Jun 13 2017

CROSSREFS

Sequence in context: A240300 A240432 A275932 * A086641 A248706 A325292

Adjacent sequences:  A058042 A058043 A058044 * A058046 A058047 A058048

KEYWORD

nonn

AUTHOR

Robert G. Wilson v, Nov 17 2000

STATUS

approved

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Last modified November 21 06:00 EST 2019. Contains 329350 sequences. (Running on oeis4.)