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 A101749 #9 Apr 11 2021 04:07:13 %S A101749 0,0,0,3,8,8,2,0,3,2,0,3,9,2,6,7,6,6,2,4,7,2,3,2,5,2,9,8,9,8,7,0,1,4, %T A101749 2,7,1,1,7,8,6,2,0,4,9,4,0,0,0,5,4,2,4,6,6,0,3,3,7,8,4,3,9,0,1,9,4,8, %U A101749 4,8,8,7,2,3,3,3,4,3,1,2,0,7,1,4,4,9,6,8,4,6,1,9,6,3,4,0,9,0,8,3,3,0,3,7,3 %N A101749 Decimal expansion of one of the values of i^i, namely exp(-5*Pi/2). %C A101749 A101748 multiplied by this number = A093580. %C A101749 i^i = exp(-Pi/2 +- 2*k*Pi). %e A101749 This i^i = 0.00038820320... %t A101749 RealDigits[E^(-5Pi/2), 10, 111][[1]] %Y A101749 Cf. A049006, A093580, A101748. %K A101749 cons,nonn %O A101749 0,4 %A A101749 _Robert G. Wilson v_, Nov 19 2004 %E A101749 Edited by _Don Reble_, Nov 08 2005