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1, 2, 3, 5, 6, 2, 8, 9, 3, 11, 14, 15, 5, 6, 18, 5, 20, 21, 23, 8, 26, 10, 9, 29, 30, 12, 33, 11, 35, 36, 15, 39, 41, 16, 14, 44, 18, 15, 18, 48, 50, 51, 6, 53, 54, 18, 56, 22, 24, 20, 63, 21, 65, 27, 68, 69, 23, 30, 28, 74, 75, 30, 78, 26, 33, 81, 10, 83, 86, 29, 89, 90, 30, 36, 40
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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PROG
| (PARI) for(n=1, 95, if(issquarefree(k=2*n+1), print1(eulerphi(k)/numdiv(k), ", "))) - Klaus Brockhaus, Jun 16 2004
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CROSSREFS
| Sequence in context: A095296 A157260 A177870 * A201744 A152206 A154123
Adjacent sequences: A094869 A094870 A094871 * A094873 A094874 A094875
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KEYWORD
| nonn
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AUTHOR
| Lekraj Beedassy (blekraj(AT)yahoo.com), Jun 16 2004
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EXTENSIONS
| Corrected and extended by Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Jun 16 2004
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