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a(n) = smallest number that leads to a new cycle under the base-4 Kaprekar map of A165012
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%I #4 Mar 30 2012 17:28:43

%S 0,18,65,66,257,1025,1039,1050,4097,16385,16386,16399,16447,65537,

%T 65551,65898,262145,262146,262207,262239,262399,1048577,1048578,

%U 1048591,1048639,4194305,4194310,4194319,4194399,4194559,4194687,4195327

%N a(n) = smallest number that leads to a new cycle under the base-4 Kaprekar map of A165012

%C Initial terms in base 4: 0, 102, 1001, 1002, 10001, 100001, 100033, 100122, 1000001, 10000001.

%H Joseph Myers, <a href="/A165029/b165029.txt">Table of n, a(n) for n=1..7165</a>

%H <a href="/index/K#Kaprekar_map">Index entries for the Kaprekar map</a>

%Y Cf. A165012, A165017, A165030, A165031.

%Y In other bases: A164887 (base 2), A165009 (base 3), A165048 (base 5), A165068 (base 6), A165087 (base 7), A165107 (base 8), A165127 (base 9), A151964 (base 10).

%K base,nonn

%O 1,2

%A _Joseph Myers_, Sep 04 2009