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The nth Prime Page will now find any of the first 2.623˙10^{15} primes or
π(x) for x up to 10^{17}. Single Curio View: (Seek other curios for this number) The smallest number n such that neither n!+1 nor n!1 is prime. [Silva]
Submitted: 20090624 18:52:02; Last Modified: 20090624 20:32:11.
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