OFFSET
0,2
COMMENTS
FORMULA
EXAMPLE
a(0) = 1/1 = 1.
a(3) = ((6*57)^3 + 1)/7^3 = 40001689/343 = 116623, (b(3) = 48^7 (mod 7^3) = 342 = 6*57).
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Wolfdieter Lang, May 02 2012
STATUS
approved