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Search: id:A108170
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| A108170 |
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Decimal expansion of the number 5.1413105308627310489... having continued fraction expansion 5, 7, 13, 19, 31, 43, 61, 73, 103, 109, 139, 151, 181, ... (greater of twin primes A006512). |
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1
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| 5, 1, 4, 1, 3, 1, 0, 5, 3, 0, 8, 6, 2, 7, 3, 1, 0, 4, 8, 9, 0, 6, 8, 0, 8, 9, 8, 6, 1, 2, 9, 1, 8, 2, 2, 3, 6, 9, 5, 5, 6, 6, 3, 2, 9, 5, 2, 0, 3, 1, 8, 3, 5, 0, 9, 9, 4, 7, 9, 8, 4, 0, 5, 2, 7, 3, 4, 1, 6, 1, 6, 2, 2, 0, 8, 6, 9, 1, 3, 1, 6, 8, 6, 8, 1, 4, 8, 4, 1, 7, 6, 7, 3, 1, 2, 2, 4, 0, 2, 0
(list; cons; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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a = {}; Do[If[PrimeQ[Prime[n] + 2], AppendTo[a, 2 + Prime[n]]], {n, 2, 500}]; RealDigits[N[FromContinuedFraction[a], 100]][[1]]
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CROSSREFS
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Cf. A064442, A127549, A127550, A127551, A127552, A127555, A127556, A127557, A127558, A127559.
Sequence in context: A096615 A127551 A023138 this_sequence A086988 A010132 A033988
Adjacent sequences: A108167 A108168 A108169 this_sequence A108171 A108172 A108173
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KEYWORD
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nonn,cons
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Apr 20 2007
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