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A105351
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Number of divisors of 135....(2n+1), the concatenation of the first n odd numbers.
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0
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1, 2, 8, 4, 4, 16, 4, 32, 20, 2, 16, 12, 12, 4, 24, 2, 32, 64
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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EXAMPLE
| The number of divisors of 13 is 2 - which is the second term.
The number of divisors of 135 is 8 - which is the third term.
The number of divisors of 1357 is 4 - which is the fourth term.
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CROSSREFS
| Sequence in context: A086311 A194940 A195920 * A178592 A019611 A138287
Adjacent sequences: A105348 A105349 A105350 * A105352 A105353 A105354
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KEYWORD
| base,nonn
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AUTHOR
| Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Apr 30 2005, Jul 01 2005
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EXTENSIONS
| Edited by N. J. A. Sloane (njas(AT)research.att.com), Aug 23 2008 at the suggestion of R. J. Mathar
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