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 A092172 #10 Apr 11 2021 04:04:11
%S A092172 0,0,1,9,8,2,4,9,9,4,2,5,1,9,0,9,1,6,4,0,0,8,5,7,6,8,3,2,3,2,9,6,7,9,
%T A092172 3,1,4,7,6,5,0,0,4,8,2,9,2,8,9,3,2,9,6,6,7,7,8,1,3,9,2,9,7,5,3,7,0,7,
%U A092172 0,2,7,6,5,3,5,2,9,5,9,6,8,6,2,9,4,5,7,1,7,0,1,3,5,9,8,5,7,6,4,3,0,4,8,1,0
%N A092172 Decimal expansion of Pi^(-2*e).
%e A092172 0.0019824994...
%t A092172 Join[{0,0},RealDigits[Pi^(-2E),10,120][[1]]] (* _Harvey P. Dale_, Sep 24 2012 *)
%Y A092172 Cf. A059850.
%K A092172 nonn,cons
%O A092172 0,4
%A A092172 _Mohammad K. Azarian_, Apr 01 2004