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A108170 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). 1
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; constant; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..100.

MATHEMATICA

a = {}; Do[If[PrimeQ[Prime[n] + 2], AppendTo[a, 2 + Prime[n]]], {n, 2, 500}]; RealDigits[N[FromContinuedFraction[a], 100]][[1]]

CROSSREFS

Cf. A064442, A127549, A127550, A127551, A127552, A127555, A127556, A127557, A127558, A127559.

Sequence in context: A256547 A023138 A194704 * A086988 A010132 A254247

Adjacent sequences:  A108167 A108168 A108169 * A108171 A108172 A108173

KEYWORD

nonn,cons

AUTHOR

Artur Jasinski, Apr 20 2007

STATUS

approved

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Last modified February 22 11:21 EST 2020. Contains 332135 sequences. (Running on oeis4.)