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Search: id:A156895
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| A156895 |
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Primes of the form prod{2^n + 1, [n=0,1,2,3...]} + 1. |
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+0
1
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| 3, 7, 31, 271, 4591, 151471, 9845551, 326409519151, 16455349947998422816223361143099916435126171767057238357700938736968751
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