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A032476
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Numbers k such that 199*2^k+1 is prime.
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0
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2, 14, 18, 126, 134, 854, 1302, 22562, 42078, 44702, 44942, 60738, 267614
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Select[Range[1000], PrimeQ[199*2^# + 1] & ] (* Robert Price, Dec 19 2018 *)
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PROG
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CROSSREFS
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KEYWORD
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nonn,more,hard
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AUTHOR
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EXTENSIONS
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a(13) from the Ray Ballinger and Wilfrid Keller link by Robert Price, Dec 19 2018
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STATUS
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approved
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