A305210 - OEIS

%I #23 May 28 2018 19:22:45

%S 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 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 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 Decimal expansion of the imaginary part of continued exponential (i/Pi).

%C This is the imaginary part of e^((i/Pi)*e^((i/Pi)*e^((i/Pi)...))).

%F Equals Im(Pi*i*LambertW(-i/Pi)).

%e 0.256299537163861312529996729880982538078341463884...

%t Im[Pi*I*N[ProductLog[-I/Pi], 100]]

%Y Cf. A049006, A077589, A077590, A305200, A305202, A305208.

%K nonn,cons

%O 0,1

%A _Keerthi Vasan Gopala_, May 27 2018