Recursive determination of the enumerator for sums of three squares

For each nonnegative integer n, r3(n) denotes the number of representations of n by sums of three squares. Here presented is a two-step recursive scheme for computing r3(n), n≥0.

Bibliographic Details
Main Author: John A. Ewell
Format: Article
Language:English
Published: Hindawi Limited 2000-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Subjects:
Online Access:http://dx.doi.org/10.1155/S0161171200003902
Description
Summary:For each nonnegative integer n, r3(n) denotes the number of representations of n by sums of three squares. Here presented is a two-step recursive scheme for computing r3(n), n≥0.
ISSN:0161-1712
1687-0425