cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A127550 Decimal expansion of the number 3.19451324273619331289098105345... having continued fraction expansion 3, 5, 7, 11, 13, 17, 19, ... (successive odd primes).

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%I A127550 #5 Nov 21 2013 12:49:02
%S A127550 3,1,9,4,5,1,3,2,4,2,7,3,6,1,9,3,3,1,2,8,9,0,9,8,1,0,5,3,4,5,0,5,5,1,
%T A127550 7,8,4,3,8,3,9,7,4,3,9,3,1,9,7,1,1,8,1,9,3,8,2,6,7,1,9,6,9,3,3,5,4,6,
%U A127550 9,1,2,2,5,3,6,4,2,7,6,2,6,7,5,9,5,7,8,7,6,9,8,6,5,6,1,4,7,3,3,4
%N A127550 Decimal expansion of the number 3.19451324273619331289098105345... having continued fraction expansion 3, 5, 7, 11, 13, 17, 19, ... (successive odd primes).
%t A127550 a = {}; Do[AppendTo[a, Prime[n]], {n, 2, 100}]; RealDigits[N[FromContinuedFraction[a], 100]][[1]]
%t A127550 RealDigits[FromContinuedFraction[Prime[Range[2,40]]],10,120][[1]] (* _Harvey P. Dale_, Mar 25 2012 *)
%Y A127550 Cf. A064442, A127549, A127551, A127552, A127553, A127555.
%K A127550 cons,nonn
%O A127550 1,1
%A A127550 _Artur Jasinski_, Jan 18 2007