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 A084539 #11 Jun 16 2016 23:27:23 %S A084539 0,6,22,7,2,1,1,1,1,5,1,7,1,2,1,3,2,4,1,1,1,1,1,1,110,8,3,1,1,2,1,2,7, %T A084539 19,4,3,4,11,1,3,2,9,1,1,1,1,6,1,1,1,2,1,1,1,1,2,14,2,6,1,1,3,3,2,1,1, %U A084539 1,2,1,14,1,1,1,2,1,1,1,1,2,6,1,1,2,8,1,4,1,1,1,6,2,1,1,1,10,3,1,1,1,21,11 %N A084539 Continued fraction expansion of (negative of) Kinkelin constant. %H A084539 G. Almkvist, <a href="https://projecteuclid.org/euclid.em/1047674152">Asymptotic formulas and generalized Dedekind sums</a>, Exper. Math., 7 (No. 4, 1998), pp. 343-359. %F A084539 Zeta(1, -1). Almkvist gives many formulas. %e A084539 -.16542114370045... %o A084539 (PARI) contfrac(-zeta'(-1)) \\ _Michel Marcus_, Dec 08 2014 %Y A084539 Cf. A084448. %K A084539 nonn,cofr %O A084539 0,2 %A A084539 _N. J. A. Sloane_, Jul 01 2003