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A034926 Numbers n such that 101^n-100 is prime. 0
3, 7, 9, 19, 29, 99, 145, 623 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Related to hyperperfect numbers of a certain form.

101^623-100, a 1249-digit number, has been certified prime with Primo. - Rick L. Shepherd, Jun 21 2002

LINKS

Table of n, a(n) for n=1..8.

J. S. McCranie, A study of hyperperfect numbers, J. Int. Seqs. Vol. 3 (2000) #P00.1.3

MATHEMATICA

Do[ If[ PrimeQ[101^n - 100], Print[n]], {n, 1, 1850}]

CROSSREFS

Sequence in context: A154508 A073573 A059621 * A224849 A096102 A045797

Adjacent sequences:  A034923 A034924 A034925 * A034927 A034928 A034929

KEYWORD

nonn

AUTHOR

Jud McCranie

EXTENSIONS

Edited and extended by Robert G. Wilson v, Jun 18 2002

STATUS

approved

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Last modified October 23 05:48 EDT 2014. Contains 248411 sequences.