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A050688
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Numbers n such that A050677(n) is powerful(1).
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2
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8, 9, 15, 17, 18, 26, 27, 35, 36, 44, 45, 53, 54, 56, 62, 63
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| M. Fleuren, Smarandache Factors and Reverse Factors, Smarandache Notions Journal, 10 (No. 1-2-3, Spring 1999), 5-38.
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LINKS
| M. Fleuren, Factors and primes of Smarandache sequences.
M. Fleuren, Smarandache Factors and Reverse factors
P. De Geest, Reversed Smarandache Concatenated Numbers, Prime factors from n down to 1
M. L. Perez et al., eds., Smarandache Notions Journal
C. Rivera, Primes by Listing
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EXAMPLE
| a(2)=9 because Rsm9 = 987654321 = {3^2}.{17^2}.379721.
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CROSSREFS
| Cf. A000422, A050677, A048342, A050687, A050675.
Sequence in context: A105833 A114305 A101765 * A134334 A079669 A047393
Adjacent sequences: A050685 A050686 A050687 * A050689 A050690 A050691
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KEYWORD
| nonn,base,hard
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AUTHOR
| Patrick De Geest (pdg(AT)worldofnumbers.com), Aug 15 1999.
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