The book is now available! 37634
(another Prime Pages' Curiosity)
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+ ((42 - 2)2 - 2)2 - 2 = 37634 is the fourth term of the Lucas-Lehmer sequence and equal to 2*31*607. Curiously, the numbers M(2), M(31), and M(607) are all prime. [Wesolowski]




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