最終更新日:2024/08/07
(number theory) An integer which is one more than two raised to a power which is itself a power of two (i.e., is expressible in the form 22ⁿ+1 for some n>0); equivalently, a number that is one more than two raised to some power (is expressible as 2ⁿ+1) and is prime.
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Fermat number
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Fermat number
noun