Largest Number not Expressible as Sum of Less than 37 Positive Fifth Powers/Mistake
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Source Work
1997: David Wells: Curious and Interesting Numbers (2nd ed.):
- The Dictionary
- $466$
Mistake
- The largest number which cannot be represented with less than $32$ $5$th powers.
It needs to be specified that they ought to be positive $5$th powers, otherwise, for example:
- $466 = 2 \times 3^5 + 20 \times \paren {-1}^5$
... a mere $22$ $5$th powers.
Sources
- 1997: David Wells: Curious and Interesting Numbers (2nd ed.) ... (previous) ... (next): $466$