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.
%I A176317 #8 Sep 08 2022 08:45:52 %S A176317 5,4,5,8,0,3,9,8,9,1,5,4,9,8,0,8,0,2,1,2,8,3,6,6,4,1,4,5,7,8,0,8,0,8, %T A176317 5,2,4,2,0,7,7,5,0,6,1,5,3,9,7,1,7,0,1,6,1,4,3,9,8,5,9,8,3,4,5,7,1,4, %U A176317 1,1,2,2,9,5,5,2,8,2,6,5,1,8,3,8,2,8,7,6,2,6,3,5,9,1,5,5,4,5,8,9,0,4,4,3,1 %N A176317 Decimal expansion of (5+sqrt(35))/2. %C A176317 Continued fraction expansion of (5+sqrt(35))/2 is A010695. %H A176317 G. C. Greubel, <a href="/A176317/b176317.txt">Table of n, a(n) for n = 1..1000</a> %e A176317 (5+sqrt(35))/2 = 5.45803989154980802128... %p A176317 evalf( (5 + sqrt(35))/2, 120); # _G. C. Greubel_, Nov 26 2019 %t A176317 RealDigits[(5+Sqrt[35])/2,10,120][[1]] (* _Harvey P. Dale_, Sep 21 2012 *) %o A176317 (PARI) default(realprecision, 120); (5 + sqrt(35))/2 \\ _G. C. Greubel_, Nov 26 2019 %o A176317 (Magma) SetDefaultRealField(RealField(120)); (5 + Sqrt(35))/2; // _G. C. Greubel_, Nov 26 2019 %o A176317 (Sage) numerical_approx((5 + sqrt(35))/2, digits=120) # _G. C. Greubel_, Nov 26 2019 %Y A176317 Cf. A010490 (decimal expansion of sqrt(35)), A010695 (repeat 5, 2). %K A176317 cons,nonn %O A176317 1,1 %A A176317 _Klaus Brockhaus_, Apr 15 2010