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arXiv:2307.05244 [math.NT]AbstractReferencesReviewsResources

A new Andrews--Crandall-type identity and the number of integer solutions to $x^2+2y^2+2z^2=n$

Mariia Dospolova, Ekaterina Kochetkova, Eric T. Mortenson

Published 2023-07-11Version 1

Using a higher-dimensional analog of an identity known to Kronecker, we discover a new Andrews--Crandall-type identity and use it to count the number of integer solutions to $x^2+2y^2+2z^2=n$.

Comments: 22 pages
Categories: math.NT
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