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 A211883 #16 Jun 02 2025 07:50:06 %S A211883 4,2,8,2,1,9,7,7,3,4,1,3,8,2,7,7,5,3,7,6,0,2,6,2,0,9,1,2,5,9,8,4,5,9, %T A211883 6,4,5,4,8,4,1,0,0,1,3,8,2,8,2,8,6,7,0,2,3,5,2,6,7,3,9,1,8,0,5,0,6,4, %U A211883 9,9,9,0,5,7,8,2,2,6,8,5,1,8,8,3,0,5,3 %N A211883 Decimal expansion of the real part of -(i^e). %C A211883 Also, decimal expansion of -cos(Pi*e/2). %C A211883 The decimal expansion of the imaginary part of -i^e is in A211884. %e A211883 0.42821977341382775376026209125984596454841001382828670235267391805064... %t A211883 RealDigits[Re[-I^E], 10, 87][[1]] (* _Bruno Berselli_, Apr 24 2012 *) %Y A211883 Cf. A211884. %K A211883 nonn,cons,easy %O A211883 0,1 %A A211883 _Stanislav Sykora_, Apr 24 2012