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A120023
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Numbers n such that 2*6^n+1 is prime.
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2
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0, 1, 2, 3, 4, 10, 11, 17, 20, 28, 41, 48, 57, 58, 59, 71, 208, 972, 993, 1432, 2001, 2175, 2622, 3419, 3720, 4860, 7300, 7402, 14988, 15774, 18510, 22872, 52139, 77028, 149025, 172170, 239699
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OFFSET
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1,3
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COMMENTS
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a(1)-a(37) proven prime by the primality proving program LLR. - Robert Price, Jan 08 2016
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LINKS
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MATHEMATICA
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PROG
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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