%I M2398 #15 Dec 17 2015 02:56:59
%S 1,3,5,7,7,13,19,23,31,47,61,71,73,121,121,121,121,121,121,242,484,
%T 661,661,661,1093,1753,1807,3053,3613,3613,3613,5461,5461,8011,8011,
%U 8011,8011,10081,16381
%N Denominators of worst case for Engel expansion.
%D N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
%H P. Erdős and Jeffrey Shallit, <a href="http://www.numdam.org/item?id=JTNB_1991__3_1_43_0">New bounds on the length of finite Pierce and Engel series</a>, Sem. Theor. Nombres Bordeaux (2) 3 (1991), no. 1, 43-53.
%H <a href="/index/El#Engel">Index entries for sequences related to Engel expansions</a>
%K nonn
%O 0,2
%A _Jeffrey Shallit_