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Single Curio View: (Seek other curios for this number) The smallest number such that (n  3, n  5, n  17, n  257, n  65537) are all primes. Note that 3, 5, 17, 257 and 65537 are the known Fermat primes. [Russo]
Submitted: 20010820 02:46:54; Last Modified: 20080130 11:28:00.
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