%I
%S 19,94,47,234,117,584,292,146,73,364,182,91,454,227,1134,567,2834,
%T 1417,7084,3542,1771,8854,4427,22134,11067,55334,27667,138334,69167,
%U 345834,172917,864584,432292,216146,108073,540364,270182,135091,675454,337727
%N x>5x1 if x odd, else x>x/2.
%H T. D. Noe, <a href="/A037238/b037238.txt">Table of n, a(n) for n=1..437</a>
%K nonn,easy
%O 1,1
%A Dan Goldwater (dan(AT)craftech.com)
%E Reaches 4,2,1,4,2,1,... in 437 steps.  T. D. Noe, Mar 01 2008
%E More terms from _Erich Friedman_.
