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A138491
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Say what you see in previous term, from the right, reporting total number for each digit encountered. Initial term is 7.
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2
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7, 17, 1711, 3117, 172113, 13311217, 17411223, 1322311417, 1741142322, 3213243117, 1731331422, 2214313317, 1731331422, 2214313317, 1731331422, 2214313317, 1731331422, 2214313317, 1731331422, 2214313317, 1731331422
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,1
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COMMENTS
| After a while sequence has period 2 -> {1731331422,2214313317}
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EXAMPLE
| To get the term after 172113, we say: one 3's, three 1's, one 2's, one 7's, so 13311217
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CROSSREFS
| Cf. A063850, A022482, A005150, A005151, A006751, A006715, A006711, A022506-A022513, A138484-A138490, A138492, A138493.
Sequence in context: A001145 A093139 A177366 * A022511 A113613 A070415
Adjacent sequences: A138488 A138489 A138490 * A138492 A138493 A138494
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KEYWORD
| easy,nonn,base
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AUTHOR
| Paolo P. Lava & Giorgio Balzarotti (paoloplava(AT)gmail.com), Mar 20 2008
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