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A032491
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Numbers k such that 229*2^k+1 is prime.
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0
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6, 82, 186, 334, 690, 838, 1146, 1482, 2262, 5118, 5398, 6294, 9322, 15270, 15930, 28134, 34926, 47878, 52986, 217234, 370086, 484018, 786034, 1118806, 1818078, 1956294
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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[229*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,hard,more
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AUTHOR
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EXTENSIONS
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a(20)-a(26) 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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