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A050522
Primes of form 5*2^n-1.
+0
2
19, 79, 1279, 5119, 20479, 81919, 1310719, 21474836479, 1407374883553279, 90071992547409919, 23611832414348226068479, 1784059615882449851322857461811868920478433279
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.
AT&T Labs Research
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