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Search: id:A089257
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| A089257 |
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Even numbers n such that 2n-5 is a prime of the form 4k+3. |
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+0
2
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| 4, 6, 8, 12, 14, 18, 24, 26, 32, 36, 38, 42, 44, 54, 56, 66, 68, 72, 78, 84, 86, 92, 98, 102, 108, 114, 116, 122, 128, 134, 138, 144, 156, 158, 168, 176
(list; graph; listen)
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OFFSET
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1,1
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REFERENCES
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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
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Cf. A002145.
Sequence in context: A074121 A055670 A141096 this_sequence A113451 A029709 A046458
Adjacent sequences: A089254 A089255 A089256 this_sequence A089258 A089259 A089260
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KEYWORD
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easy,nonn
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AUTHOR
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Giovanni Teofilatto (g.teofilatto(AT)tiscalinet.it), Dec 12 2003
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