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47 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) In 1958, R. M. Robinson was unable to find a single prime of the form 47 * 2^n + 1.
Submitted: 2008-10-10 21:56:23; Last Modified: 2008-10-10 21:58:00.
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