OFFSET
0,1
COMMENTS
This is the upper limit (limit superior) as m -> infinity of the sequence of real numbers 1/2, 1/2 ^ 1/3, 1/2 ^ 1/3 ^ 1/5, ..., 1/2 ^ 1/3 ^ 1/5 ^ ... ^ 1/prime(m). The sequence oscillates. A117492 gives the lower limit.
EXAMPLE
0.71940503124509211880908153356476875...
PROG
(PARI) /* Call procedure with large even value for m */ a(m) = r=1/prime(m); forstep(k=m-1, 1, -1, r=(1/prime(k))^r); r
CROSSREFS
KEYWORD
cons,nonn
AUTHOR
Rick L. Shepherd, Mar 22 2006
STATUS
approved