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.

A010171 Continued fraction for sqrt(103).

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%I A010171 #42 Mar 25 2024 15:00:20
%S A010171 10,6,1,2,1,1,9,1,1,2,1,6,20,6,1,2,1,1,9,1,1,2,1,6,20,6,1,2,1,1,9,1,1,
%T A010171 2,1,6,20,6,1,2,1,1,9,1,1,2,1,6,20,6,1,2,1,1,9,1,1,2,1,6,20,6,1,2,1,1,
%U A010171 9,1,1,2,1,6,20,6,1,2,1,1,9,1,1,2,1,6,20
%N A010171 Continued fraction for sqrt(103).
%H A010171 Vincenzo Librandi, <a href="/A010171/b010171.txt">Table of n, a(n) for n = 0..999</a>
%H A010171 G. Xiao, <a href="http://wims.unice.fr/~wims/en_tool~number~contfrac.en.html">Contfrac</a>
%H A010171 <a href="/index/Con#confC">Index entries for continued fractions for constants</a>
%H A010171 <a href="/index/Rec#order_12">Index entries for linear recurrences with constant coefficients</a>, signature (0,0,0,0,0,0,0,0,0,0,0,1).
%t A010171 ContinuedFraction[Sqrt[103],300] (* _Vladimir Joseph Stephan Orlovsky_, Mar 10 2011 *)
%t A010171 PadRight[{10},120,{20,6,1,2,1,1,9,1,1,2,1,6}] (* _Harvey P. Dale_, Mar 25 2024 *)
%o A010171 (Python)
%o A010171 from sympy import sqrt
%o A010171 from sympy.ntheory.continued_fraction import continued_fraction_iterator
%o A010171 def aupton(terms):
%o A010171     gen = continued_fraction_iterator(sqrt(103))
%o A010171     return [next(gen) for i in range(terms)]
%o A010171 print(aupton(85)) # _Michael S. Branicky_, Oct 06 2021
%Y A010171 Cf. A187768 (sqrt(103)).
%K A010171 nonn,cofr
%O A010171 0,1
%A A010171 _N. J. A. Sloane_