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Single Curio View: (Seek other curios for this number) 3*270^9-1 and 3*270^9+1 are prime. Note that 270-1 and 270+1 are also primes. [Opao]
Submitted: 2003-11-26 23:31:06; Last Modified: 2008-01-30 11:28:00.
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