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A064567 Reciprocal of n terminates with an infinite repetition of digit 8. Multiples of 10 are omitted. 7
72, 1125, 4608, 294912, 17578125, 18874368, 1207959552, 77309411328, 274658203125, 4947802324992, 316659348799488, 4291534423828125, 20266198323167232, 1297036692682702848, 67055225372314453125 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
REFERENCES
A. H. Beiler, Recreations in the Theory of Numbers, Dover, N.Y., 1964, pp. 73-82.
LINKS
FORMULA
Numbers of the form 9*2^(6i-3) and 9*5^(6i-3) [i>0].
EXAMPLE
1/72 = 0.0138888888888...
MATHEMATICA
Table[{9 2^(6i-3), 9 5^(6i-3)}, {i, 10}]//Flatten//Sort (* Harvey P. Dale, May 25 2024 *)
CROSSREFS
Sequence in context: A232573 A022148 A192847 * A269088 A168194 A249713
KEYWORD
nonn,base
AUTHOR
Patrick De Geest, Sep 20 2001
EXTENSIONS
More terms from James A. Sellers, Sep 28 2001
STATUS
approved

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Last modified June 13 17:32 EDT 2024. Contains 373391 sequences. (Running on oeis4.)