%I A070167
%S A070167 1,2,3,3,3,6,7,3,9,3,7,12,7,9,15,3,7,18,19,7,21,7,15,24,25,7,27,9,19,
%T A070167 30,27,21,33,7,15,36,37,25,39,7,27,42,43,19,45,15,27,48,43,33,51,7,15,
%U A070167 54,55,37,57,19,39,60,27,27,63,21,43,66,39,45,69,15,27,72,73,43,75,25
%N A070167 a(n) is the smallest starting value a0 which produces a Collatz sequence 
               in which n occurs.
%H A070167 T. D. Noe, <a href="b070167.txt">Table of n, a(n) for n=1..10000</a>
%H A070167 Eric Weisstein's World of Mathematics, <a href="http://mathworld.wolfram.com/
               CollatzProblem.html">Collatz Sequence</a>
%H A070167 <a href="Sindx_3.html#3x1">Index entries for sequences related to 3x+1 
               (or Collatz) problem</a>
%Y A070167 Cf. A006667, A070165.
%Y A070167 Sequence in context: A115206 A093653 A049982 this_sequence A141479 A055081 
               A109833
%Y A070167 Adjacent sequences: A070164 A070165 A070166 this_sequence A070168 A070169 
               A070170
%K A070167 nonn
%O A070167 1,2
%A A070167 Eric Weisstein (eric(AT)weisstein.com), Apr 23, 2002