OFFSET
1,1
COMMENTS
LINKS
C. Caldwell, G. L. Honaker (Eds.), 4957 (another Prime Pages' Curiosity).
FORMULA
a(n) = (length of A210704(n)) - 1, where "length" means number of decimal digits.
EXAMPLE
t = 3^(1/3) = 1.44224957030740838232163831... multiplied by 10^23 yields
t*10^23 = 144224957030740838232163.831..., the integer part of which is the prime A210704(1), therefore a(1)=23.
PROG
(PARI) \p2999
t=sqrtn(3, 3); for(i=1, 2999, ispseudoprime(t\.1^i)&print1(i", "))
CROSSREFS
KEYWORD
nonn,base,more,bref
AUTHOR
M. F. Hasler, Aug 31 2013
STATUS
approved