login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A329109 Numbers k such that 1/k and 1/(k+1) have repeating non-terminating decimal representations with the same length. 0
13, 77, 104, 158, 259, 350, 397, 1095, 1213, 1453, 1687, 1924, 2079, 2169, 2426, 2427, 2557, 2794, 2797, 3517, 3653, 3733, 4081, 4441, 4803, 5077, 5423, 5437, 6037, 6083, 6133, 6638, 7323, 7933, 8127, 9268, 9393 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
These are numbers k such that A051626(k) = A051626(k+1) > 0.
LINKS
EXAMPLE
1/13 and 1/14 both repeat with period 6, so 13 is in the sequence.
CROSSREFS
Cf. A051626.
Sequence in context: A283539 A060717 A044200 * A044581 A126423 A072474
KEYWORD
nonn,base
AUTHOR
Jud McCranie, Nov 04 2019
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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified April 17 17:01 EDT 2024. Contains 371765 sequences. (Running on oeis4.)