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A089255
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Odd numbers n such that 2*n-5 is a prime.
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0
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5, 9, 11, 17, 21, 23, 29, 33, 39, 47, 51, 53, 57, 59, 71, 77, 81, 89, 93, 99, 101, 117, 119, 123, 131, 137, 141, 143, 149, 159, 161, 171, 177, 179, 189, 197, 201, 203, 207, 213, 219, 227, 231, 233, 257, 263, 273, 281, 287, 291, 299, 303, 309, 311, 323, 329, 333
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,1
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REFERENCES
| M. Cerasoli, F. Eugeni and M. Protasi, Elementi di Matematica Discreta, Bologna 1988
Emanuele Munarini and Norma Zagaglia Salvi, Matematica Discreta,UTET, CittaStudiEdizioni, Milano 1997
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CROSSREFS
| Cf. A089253, A002144.
Sequence in context: A023484 A102173 A171763 * A101284 A102182 A190894
Adjacent sequences: A089252 A089253 A089254 * A089256 A089257 A089258
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KEYWORD
| easy,nonn
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AUTHOR
| Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Dec 12 2003
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EXTENSIONS
| Corrected sequence and extended by Vincenzo Librandi (vincenzo.librandi(AT)tin.it), Mar 30 2010
Offset corrected by Arkadiusz Wesolowski, Aug 09 2011
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