Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).
%I #7 Apr 16 2014 08:51:53
%S 4,0,9,5,4,6,1,6,0,5,9,0,9,9,1,9,3,1,2,5,3,9,0,6,2,0,9,3,1,0,7,7,3,1,
%T 8,0,6,0,5,0,0,6,6,3,9,0,8,7,8,5,4,9,4,1,6,9,2,4,3,4,3,5,9,7,2,9,7,9,
%U 2,5,4,7,1,0,8,9,7,2,5,7,8,9,5,3,7,4,7
%N Decimal expansion of the smallest root of tan(x) = log(x).
%C The second root is 7.390369571112932...
%C The third root is 10.59483666075098025...
%e 4.095461605909919312...
%p Digits:=120:fsolve(tan(x)-log(x) =0, x, 1..5);
%t RealDigits[ FindRoot[Tan[x] == Log[x], {x, {3,5} }, WorkingPrecision -> 120] [[3, 5] ]] [[2]]
%o (PARI) solve(x=4,4.1,tan(x)-log(x)) \\ _Charles R Greathouse IV_, Apr 16 2014
%K nonn,cons
%O 1,1
%A _Michel Lagneau_, Aug 13 2012