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A175598
Numbers k such that k^4 = x^4 - y^4 - z^4.
1
95800, 217519, 414560, 2682440, 15365639, 18796760
OFFSET
1,1
COMMENTS
The values of x are 422481, 20615673, ... (without repetition).
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
Sequence in context: A235783 A235788 A235564 * A078518 A234478 A130001
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