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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) "All number of the form n^4+4 , except 5, is the product of two integers." [Germain]
Submitted: 20050724 00:26:43; Last Modified: 20080130 11:28:00.
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