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 A103556 #9 May 04 2023 02:35:11 %S A103556 3,9,1,2,9,6,8,3,6,4,7,6,5,7,6,6,8,7,3,6,4,5,3,3,4,6,4,3,3,6,8,6,8,9, %T A103556 0,9,6,5,2,6,6,7,7,5,4,9,8,1,9,8,7,7,8,3,3,4,4,8,7,2,4,3,0,5,4,5,1,6, %U A103556 5,2,2,8,9,0,9,8,0,8,6,4,0,1,2,4,8,1,6,3,9,6,1,7,6,6,9,0,4,2,7,1,6,1,1,8,2,4 %N A103556 Decimal expansion of solution to x*11^x = 1. %F A103556 x*11^x = 1. %F A103556 x = (1/11)^(1/11)^(1/11)^... = LambertW(log(11))/log(11). - _Alois P. Heinz_, Dec 03 2014 %e A103556 0.39129683647657668736453346433686890965266775498198... %p A103556 x:= LambertW(log(11))/log(11): %p A103556 s:= convert(evalf(x, 140), string): %p A103556 seq(parse(s[n+2]), n=0..123); # _Alois P. Heinz_, Dec 03 2014 %t A103556 RealDigits[ProductLog[Log[11]]/Log[11], 10, 105][[1]] (* _Amiram Eldar_, May 04 2023 *) %Y A103556 Cf. A104748, A103549, A103550, A103551, A103552, A103553, A103554, A103555, A103559, A103560. %K A103556 nonn,cons %O A103556 0,1 %A A103556 _Zak Seidov_, Mar 23 2005 %E A103556 More terms from _Alois P. Heinz_, Dec 03 2014