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A127956 Prime numbers p such that (2^p+1)/3 is composite. +0
12
29, 37, 41, 47, 53, 59, 67, 71, 73, 83, 89, 97, 103, 107, 109, 113, 131, 137, 139, 149, 151, 157, 163, 173, 179, 181, 193, 197, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 317, 331, 337, 349, 353, 359, 367, 373 (list; graph; listen)
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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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