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

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A175598 Numbers k such that k^4 = x^4 - y^4 - z^4. 1
 95800, 217519, 414560, 2682440, 15365639, 18796760 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS The values of x are 422481, 20615673, ... (without repetition). LINKS EXAMPLE a(1) = 95800 because 95800^4 = 422481^4 - 217519^4 - 414560^4. a(2) = 217519 because 217519^4 = 422481^4 - 95800^4 - 414560^4. CROSSREFS Cf. A175610. Sequence in context: A235783 A235788 A235564 * A078518 A234478 A130001 Adjacent sequences:  A175595 A175596 A175597 * A175599 A175600 A175601 KEYWORD nonn,more AUTHOR Juri-Stepan Gerasimov, Jul 21 2010, Jul 24 2010 EXTENSIONS First 0 removed by Jinyuan Wang, Feb 20 2020 STATUS approved

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

Last modified January 18 06:52 EST 2022. Contains 350454 sequences. (Running on oeis4.)