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 A308743 #8 Oct 23 2023 09:36:15 %S A308743 8,5,8,9,6,4,1,7,3,5,1,6,0,3,6,3,7,4,0,7,5,3,2,8,9,5,2,0,0,7,0,9,9,1, %T A308743 9,4,2,7,3,9,8,5,0,0,6,7,5,6,3,2,0,3,8,7,1,8,1,2,1,2,6,8,6,1,6,3,2,8, %U A308743 8,3,5,2,5,4,3,0,7,1,9,0,8,7,7,7,1,7,4,2,7,4,7,9,2,1,2,9,0,5,9,4,1,2,4,5,7,0,7,4,7,6 %N A308743 Decimal expansion of BesselI(1/5,2/5)/BesselI(-4/5,2/5). %H A308743 <a href="/index/Be#Bessel">Index entries for sequences related to Bessel functions or polynomials</a> %F A308743 Equals 1/(1 + 1/(6 + 1/(11 + 1/(16 + 1/(21 + 1/(26 + 1/(31 + 1/(36 + 1/(41 + 1/(46 + ...)))))))))). %e A308743 0.858964173516036374075328952007099194273985... %t A308743 RealDigits[BesselI[1/5, 2/5]/BesselI[-4/5, 2/5], 10, 110] [[1]] %o A308743 (PARI) besseli(1/5,2/5)/besseli(-4/5,2/5) \\ _Charles R Greathouse IV_, Oct 23 2023 %Y A308743 Cf. A016861 (continued fraction), A298243, A308739, A308740, A308741, A308742, A308744. %K A308743 nonn,cons %O A308743 0,1 %A A308743 _Ilya Gutkovskiy_, Jun 21 2019