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 A178591 #7 Sep 08 2022 08:45:54 %S A178591 1,5,6,0,3,7,3,7,5,5,6,1,8,9,3,7,7,8,7,1,5,1,2,0,7,0,3,4,1,1,7,1,3,8, %T A178591 6,0,1,3,9,0,5,2,5,1,7,9,3,9,7,1,6,1,7,0,5,0,2,0,4,6,2,2,3,1,0,1,8,4, %U A178591 6,5,6,9,3,1,9,8,4,1,5,9,5,7,9,3,0,1,3,1,1,6,7,4,5,5,5,7,9,8,0,4,0,5,2,4,6 %N A178591 Decimal expansion of (9 + sqrt(165))/14. %C A178591 Continued fraction expansion of (9 + sqrt(165))/14 is A093148. %H A178591 G. C. Greubel, <a href="/A178591/b178591.txt">Table of n, a(n) for n = 1..10000</a> %e A178591 (9 + sqrt(165))/14 = 1.56037375561893778715... %t A178591 RealDigits[(9+Sqrt[165])/14, 10, 100][[1]] (* _G. C. Greubel_, Jan 30 2019 *) %o A178591 (PARI) default(realprecision, 100); (9+sqrt(165))/14 \\ _G. C. Greubel_, Jan 30 2019 %o A178591 (Magma) SetDefaultRealField(RealField(100)); (9+Sqrt(165))/14; // _G. C. Greubel_, Jan 30 2019 %o A178591 (Sage) numerical_approx((9+sqrt(165))/14, digits=100) # _G. C. Greubel_, Jan 30 2019 %Y A178591 Cf. A178592 (decimal expansion of sqrt(165)), A093148 (repeat 1, 1, 1, 3). %K A178591 cons,nonn %O A178591 1,2 %A A178591 _Klaus Brockhaus_, May 30 2010