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.

A010543 Decimal expansion of square root of 92.

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%I A010543 #23 Feb 11 2025 14:47:18
%S A010543 9,5,9,1,6,6,3,0,4,6,6,2,5,4,3,9,0,8,3,1,9,4,8,7,6,1,2,8,3,2,5,3,8,7,
%T A010543 8,3,9,9,9,3,4,1,4,0,8,3,8,0,8,2,5,8,6,9,2,9,7,0,6,1,8,2,2,8,8,9,6,5,
%U A010543 1,4,4,7,1,8,1,4,9,2,8,1,6,4,9,8,4,3,8,2,8,9,2,8,7,3,8,3,7,7,2
%N A010543 Decimal expansion of square root of 92.
%C A010543 Continued fraction expansion is 9 followed by {1, 1, 2, 4, 2, 1, 1, 18} repeated. - _Harry J. Smith_, Jun 11 2009
%H A010543 Harry J. Smith, <a href="/A010543/b010543.txt">Table of n, a(n) for n = 1..20000</a>
%H A010543 <a href="/index/Al#algebraic_02">Index entries for algebraic numbers, degree 2</a>.
%F A010543 Equals 2 * A010479.
%e A010543 9.5916630466254390831948761283253878399934...
%t A010543 RealDigits[N[Sqrt[92],200]][[1]] (* _Vladimir Joseph Stephan Orlovsky_, Feb 04 2012 *)
%o A010543 (PARI) { default(realprecision, 20080); x=sqrt(92); for (n=1, 20000, d=floor(x); x=(x-d)*10; write("b010543.txt", n, " ", d)); } \\ _Harry J. Smith_, Jun 11 2009
%o A010543 (Python)
%o A010543 from math import isqrt
%o A010543 def aupton(nn): return list(map(int, str(isqrt(92 * 10**(2*nn)))))[:nn]
%o A010543 print(aupton(100)) # _Michael S. Branicky_, Sep 05 2021
%Y A010543 Cf. A010163 (continued fraction).
%Y A010543 Cf. A010479.
%K A010543 nonn,cons
%O A010543 1,1
%A A010543 _N. J. A. Sloane_