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A023330 Numbers n such that n remains prime through 5 iterations of function f(x) = 2x + 1. +0
34
89, 63419, 127139, 405269, 810809, 1069199, 1122659, 1178609, 1333889, 1598699, 1806089, 1958249, 2164229, 2245319, 2329469, 2606069, 2848949, 3241289, 3339989, 3784199, 3962039, 4088879, 4328459, 4444829, 4658939, 4664249, 4894889, 4897709 (list; graph; listen)
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Last modified December 18 21:37 EST 2009. Contains 171024 sequences.


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