OFFSET
1,1
REFERENCES
R. Crandall and C. Pomerance, Prime Numbers: A Computational Perspective, Springer, NY, 2001; see Exercise 1.75, p. 69.
EXAMPLE
a(8) = 967 because the sequence {2, 5, 13, 31, 73, 173, 409, 967} consists entirely of primes, the i-th term in the sequence being floor(967^(i/8)) and 967 is the smallest integer with this property.
CROSSREFS
KEYWORD
nonn,more
AUTHOR
David Terr, Nov 08 2002
STATUS
approved