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.

A010548 Decimal expansion of square root of 97.

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%I A010548 #15 Feb 11 2025 10:02:21
%S A010548 9,8,4,8,8,5,7,8,0,1,7,9,6,1,0,4,7,2,1,7,4,6,2,1,1,4,1,4,9,1,7,6,2,4,
%T A010548 4,8,1,6,9,6,1,3,6,2,8,7,4,4,2,7,6,4,1,7,1,7,2,3,1,5,4,5,2,9,8,3,6,4,
%U A010548 4,0,5,8,3,7,0,7,6,7,8,6,3,0,0,9,3,2,0,0,7,8,4,1,1,5,4,2,5,7,6
%N A010548 Decimal expansion of square root of 97.
%C A010548 Continued fraction expansion is 9 followed by {1, 5, 1, 1, 1, 1, 1, 1, 5, 1, 18} repeated. - _Harry J. Smith_, Jun 12 2009
%H A010548 Harry J. Smith, <a href="/A010548/b010548.txt">Table of n, a(n) for n = 1..20000</a>
%H A010548 <a href="/index/Al#algebraic_02">Index entries for algebraic numbers, degree 2</a>.
%e A010548 9.848857801796104721746211414917624481696136287442764171723154529836440...
%t A010548 RealDigits[N[97^(1/2),200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Jan 24 2012 *)
%o A010548 (PARI) { default(realprecision, 20080); x=sqrt(97); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010548.txt", n, " ", d)); } \\ _Harry J. Smith_, Jun 12 2009
%Y A010548 Cf. A010168 Continued fraction.
%K A010548 nonn,cons
%O A010548 1,1
%A A010548 _N. J. A. Sloane_