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A279883 Primes of the form (prime(n)-1)^(prime(n)+1) + 1. 1
2, 17, 185302018885184100000000000000000000000000000001 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Prime terms from A279884.

If a(4) exists, it must be bigger than (prime(2200)-1)^(prime(2200)+1) + 1 = 19422^19424 + 1.

Corresponding pairs of numbers (n, prime(n)): (1, 2); (2, 3); (30, 31); ...

LINKS

Table of n, a(n) for n=1..3.

PROG

(MAGMA) [(NthPrime(n)-1)^(NthPrime(n)+1)+1: n in[1..200] | IsPrime((NthPrime(n)-1)^(NthPrime(n)+1)+1)]

CROSSREFS

Cf. A000040, A279884.

Sequence in context: A112969 A208208 A290189 * A266166 A077452 A113918

Adjacent sequences:  A279880 A279881 A279882 * A279884 A279885 A279886

KEYWORD

nonn

AUTHOR

Jaroslav Krizek, Dec 21 2016

STATUS

approved

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Last modified October 16 20:36 EDT 2021. Contains 348047 sequences. (Running on oeis4.)