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Single Curio View: (Seek other curios for this number) 10*(22n + 1) + 9 gives primes for n = 1 to 7. These primes are constructed by appending number 9 to the end of a Fermat number. [Wesolowski]
Submitted: 2009-05-15 14:30:29; Last Modified: 2009-05-15 15:59:32.
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