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 A092615 #12 Jul 04 2022 04:39:03
%S A092615 7,1,6,5,3,1,3,1,0,5,7,3,7,8,9,2,5,0,4,2,5,6,0,4,0,9,6,9,2,5,3,7,9,6,
%T A092615 6,7,4,5,3,1,1,2,0,5,9,8,2,1,4,7,9,1,5,7,1,4,0,8,7,0,2,0,7,1,2,7,3,0,
%U A092615 4,0,7,7,2,3,4,9,0,2,3,7,9,1,0,8,7,9,1,0,8,8,9,1,5,1,7,4,9,4,6,1,5,9,0,7,8
%N A092615 Decimal expansion of e^(-1/3).
%F A092615 Equals lim_{x->0} (tanh(x)/x)^(1/x^2). - _Amiram Eldar_, Jul 04 2022
%e A092615 0.71653131057378925042560409692537966745311205982147...
%t A092615 RealDigits[E^(-1/3),10,120][[1]] (* _Harvey P. Dale_, Feb 13 2012 *)
%Y A092615 Cf. A001113, A019774, A068985, A092041 (reciprocal).
%K A092615 cons,nonn
%O A092615 0,1
%A A092615 _Mohammad K. Azarian_, Apr 22 2004