OFFSET
0,4
COMMENTS
From Daniel Forgues, Oct 28 2011: (Start)
Generalization:
1/7 = Sum_{i>=0} 3^i/10^(i+1) (A020806)
1/97 = Sum_{i>=0} 3^i/100^(i+1)) (this sequence);
1/997 = Sum_{i>=0} 3^i/1000^(i+1) (A022001);
1/9997 = Sum_{i>=0} 3^i/1000^(i+1); ... (End)
REFERENCES
Albert H. Beiler, Recreations in the theory of numbers, New York, Dover, (2nd ed.) 1966. See p. 77.
CROSSREFS
KEYWORD
nonn,cons
AUTHOR
STATUS
approved