A127552 Decimal expansion of the number 3.19644719338616871113868629540207517... having continued fraction expansion 3, 5, 11, 17, 29, 41, 59, 71, 101, 107, ... (lesser of twin primes A001359).

3, 1, 9, 6, 4, 4, 7, 1, 9, 3, 3, 8, 6, 1, 6, 8, 7, 1, 1, 1, 3, 8, 6, 8, 6, 2, 9, 5, 4, 0, 2, 0, 7, 5, 1, 7, 0, 8, 1, 9, 3, 4, 3, 1, 0, 9, 5, 0, 6, 2, 2, 9, 6, 9, 8, 6, 8, 3, 5, 7, 2, 6, 6, 9, 2, 9, 9, 9, 7, 4, 2, 6, 6, 8, 7, 5, 8, 1, 3, 0, 2, 1, 7, 7, 0, 1, 3, 0, 2, 7, 7, 0, 4, 1, 4, 2, 0, 6, 1, 5

Offset

1,1

Links

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

Mathematica

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

Crossrefs

Cf. A064442, A127549, A127550, A127551, A127553, A127555.

Sequence in context: A157393 A242402 A217629 * A229759 A185580 A052931

Adjacent sequences: A127549 A127550 A127551 * A127553 A127554 A127555

Keyword

cons,nonn

Author

Artur Jasinski, Jan 18 2007

Extensions

a(100) corrected by Sean A. Irvine, Jul 09 2023

Status

approved