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Search: id:A104067
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| A104067 |
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Primes of the form 2^n+13. |
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+0
3
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| 17, 29, 269, 1048589, 274877906957, 18446744073709551629, 1208925819614629174706189, 795717178255658627448611597034913344160729841275756347904742363029055195220053
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OFFSET
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1,1
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FORMULA
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a(n)=2^A102634(n)+13. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Feb 22 2009]
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MATHEMATICA
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a = Delete[Union[Flatten[Table[If [PrimeQ[2^n + 13] == True, 2^n + 13, 0], {n, 1, 400}]]], 1]
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CROSSREFS
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Sequence in context: A146870 A146744 A103304 this_sequence A146872 A146792 A124884
Adjacent sequences: A104064 A104065 A104066 this_sequence A104068 A104069 A104070
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KEYWORD
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nonn
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AUTHOR
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Roger Lee Bagula (rlbagulatftn(AT)yahoo.com), Mar 02 2005
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EXTENSIONS
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Definition corrected by Edwin Dyke (ed.dyke(AT)btinternet.com), Feb 19 2009
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