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7 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) 7! - 6! + 5! - 4! + 3! - 2! + 1! is prime. [Guy]
Submitted: 1999-09-02 18:40:00; Last Modified: 2008-07-30 21:40:56.
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