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!)
A031640 Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 52. 0
17449, 55306, 55777, 83065, 84221, 115769, 117133, 153889, 155461, 157834, 196538, 198314, 200098, 250361, 252365, 302941, 309577, 360529, 368978, 370193, 424426, 425729, 427034, 428341, 430961, 433589, 434906, 438869, 504829, 507673 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
CROSSREFS
Sequence in context: A322858 A251465 A278004 * A236006 A190758 A034624
KEYWORD
nonn
AUTHOR
EXTENSIONS
First term 2705 removed by Georg Fischer, Jun 16 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 March 28 13:35 EDT 2024. Contains 371254 sequences. (Running on oeis4.)