Period of decimal representation of 1/n, or 0 if 1/n terminates.
0, 0, 1, 0, 0, 1, 6, 0, 1, 0, 2, 1, 6, 6, 1, 0, 16, 1, 18, 0, 6, 2, 22, 1, 0, 6, 3, 6, 28, 1, 15, 0
1 seqfan posts
Fri Nov 19 01:06:42 CET 2010 [seqfan] Re: extending A179192 (periods of 1/n)