Number of iterations until n reaches 1 or 4 under x goes to sum of squares of digits map.
0, 1, 11, 0, 8, 13, 5, 9, 10, 1, 2, 9, 2, 10, 10, 7, 9, 9, 4, 1, 9, 10, 3, 2, 7, 9, 10, 3, 6, 11
4 seqfan posts
Sun Apr 25 17:24:54 CEST 2010 [seqfan] Re: Referencing duplicate sequences
Sun Apr 25 17:19:48 CEST 2010 [seqfan] Referencing duplicate sequences
Sun Apr 25 12:39:56 CEST 2010 [seqfan] Re: A175388(?)
Sun Apr 25 11:49:31 CEST 2010 [seqfan] Re: A175388(?)
Index of A-numbers in seqfan: by ascending order
by month
by frequency
by keyword
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