The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 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 Table of n, a(n) for n=1..15. Index entries for sequences related to decimal expansion of 1/n 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 Cf. A064560, A064561, A064562, A064563, A064564, A064565, A064566. Sequence in context: A232573 A022148 A192847 * A269088 A168194 A249713 Adjacent sequences: A064564 A064565 A064566 * A064568 A064569 A064570 KEYWORD nonn,base AUTHOR Patrick De Geest, Sep 20 2001 EXTENSIONS More terms from James A. Sellers, Sep 28 2001 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

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