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%I #1 Sep 29 2006 03:00:00
%S 1,6,11,16,66,72,22,27,77,82,33,38,88,93,44,49,99,104,46,69,101,16,66,
%T 72,22,27,77,82,33,38,88,93,44,49,99,104,46,69,101,16,66,72,22,27,77,
%U 82,33,38,88,93,44,49,99,104,46,69,101,16,66,72,22,27,77,82,33,38,88,93,44
%N Start with 1 and repeatedly place the first digit at the end of the number and add 5.
%C After 3 steps the sequence enters a cycle of length 18.
%K base,nonn
%O 1,2
%A Luc Stevens (lms022(AT)yahoo.com), May 24 2006