Square-sum4-28.png
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Summary
| Description | The number 28 shown as the sum of four nonzero squares. There are three ways, more than for any smaller number: 5^2 + 1^2 + 1^2 + 1^2, 4^2 + 2^2 + 2^2 + 2^2 and 3^2 + 3^2 + 3^2 + 1^2. See OEIS A025368 and A025359 . |
| Date | 24 November 2023 |
| Source | Own work |
| Author | Qalle2 |
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