A090099 Smallest bases the smallest true-prime-power-pseudoprime is belonging to equals a true power of n-th prime.

1, 8, 7, 30, 3, 22, 38, 54, 42, 14

Offset

1,2

Links

Table of n, a(n) for n=1..10.

Example

n=10: p[10]=29, a[10]=14 because -1+14^(841-1)=840.k,
and in A020142 the terms<841 are not powers of primes.
Corresponding least p-power pseudoprimes are 4,9,25,49,121,..,841,..

Crossrefs

Cf. A020142, A090096-A090098, A007535.

Sequence in context: A309877 A303311 A267093 * A365486 A138809 A286460

Adjacent sequences: A090096 A090097 A090098 * A090100 A090101 A090102

Keyword

nonn

Author

Labos Elemer, Dec 01 2003

Status

approved