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 A104753 #4 Mar 09 2015 11:12:11
%S A104753 1,2,4,3,1,4,7,4,0,7,2,3,5,6,6,4,5,3,1,6,9,8,4,3,7,2,6,4,9,3,4,4,8,6,
%T A104753 7,2,2,4,6,9,2,5,9,0,8,7,1,7,5,5,7,0,0,5,3,8,8,9,2,3,4,5,1,8,6,2,5,7,
%U A104753 3,0,3,9,4,1,0,6,8,7,4,9,0,6,3,6,2,3
%N A104753 Decimal expansion of solution to x^(5^x)=5.
%F A104753 x=1.243147407235664531698; x^(5^x)=5
%t A104753 RealDigits[x/.FindRoot[x^5^x==5,{x,1},WorkingPrecision->120]][[1]] (* _Harvey P. Dale_, Mar 09 2015 *)
%Y A104753 Cf. A103561, A104750-A104761.
%K A104753 cons,nonn
%O A104753 1,2
%A A104753 _Zak Seidov_, Mar 23 2005
%E A104753 More terms from _Harvey P. Dale_, Mar 09 2015