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 A305210 #23 May 28 2018 19:22:45 %S A305210 2,5,6,2,9,9,5,3,7,1,6,3,8,6,1,3,1,2,5,2,9,9,9,6,7,2,9,8,8,0,9,8,2,5, %T A305210 3,8,0,7,8,3,4,1,4,6,3,8,8,4,0,1,4,2,1,3,3,7,7,5,1,8,9,5,0,9,9,3,7,4, %U A305210 1,7,4,5,1,0,9,3,3,0,9,7,5,4,9,5,2,7,6,9,1,4,7,3,7,1,0,8,2,9,4,3,6,1,3,4 %N A305210 Decimal expansion of the imaginary part of continued exponential (i/Pi). %C A305210 This is the imaginary part of e^((i/Pi)*e^((i/Pi)*e^((i/Pi)...))). %F A305210 Equals Im(Pi*i*LambertW(-i/Pi)). %e A305210 0.256299537163861312529996729880982538078341463884... %t A305210 Im[Pi*I*N[ProductLog[-I/Pi], 100]] %Y A305210 Cf. A049006, A077589, A077590, A305200, A305202, A305208. %K A305210 nonn,cons %O A305210 0,1 %A A305210 _Keerthi Vasan Gopala_, May 27 2018