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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The fourth (and largest known) term of the sequence where 2^2*3^3*...*a(n)^a(n) + 1 is prime, a(n) is prime, a(n)>a(n1), and a(n) is minimal. [Caldwell]
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