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 A104754 #7 May 04 2023 02:34:07
%S A104754 1,2,2,2,1,1,3,1,7,5,4,2,3,9,5,4,3,8,0,7,4,9,4,4,9,0,0,5,8,4,8,1,3,0,
%T A104754 7,8,9,2,3,5,6,8,3,5,6,0,3,0,5,5,6,2,8,2,2,8,0,4,9,1,6,1,2,5,9,7,2,1,
%U A104754 5,2,1,7,2,0,9,4,4,0,7,8,0,1,8,1,0,4,6,3,1,5,1,1,8,8,4,1,4,3,8,7,3,7,8,9,9
%N A104754 Decimal expansion of solution to x^(6^x) = 6.
%e A104754 1.22211317542395438074944900584813078923568356030556...
%t A104754 RealDigits[x /. FindRoot[x^(6^x) == 6, {x, 1}, WorkingPrecision -> 120]][[1]] (* _Amiram Eldar_, May 04 2023 *)
%o A104754 (PARI) solve(x = 1, 2, x^(6^x) - 6) \\ _Amiram Eldar_, May 04 2023
%Y A104754 Cf. A103561, A104750, A104751, A104752, A104753, A104755, A104756, A104757.
%K A104754 cons,nonn
%O A104754 1,2
%A A104754 _Zak Seidov_, Mar 23 2005
%E A104754 More terms from _Amiram Eldar_, May 04 2023