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Search: id:A101999
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| A101999 |
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64n-1 such that 4n-1, 8n-1, 16n-1, 32n-1 and 64n-1 are primes. |
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6
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| 2879, 858239, 1014719, 2029439, 2034239, 4068479, 4737599, 5454719, 9717119, 12968639, 17107199, 17962559, 25579199, 25945919, 29135999, 29859839, 30602879, 30735359, 32725439, 34214399, 34526399, 35925119, 36449279
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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4*45-1=179, 8*45-1=359, 16*45-1=719, 32*45-1=1439 and 64*45-1=2879 are primes, so the first entry is 2879.
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CROSSREFS
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Cf. A101994, A101995, A101996, A101997, A101998.
Sequence in context: A067703 A125000 A081427 this_sequence A066174 A134856 A066407
Adjacent sequences: A101996 A101997 A101998 this_sequence A102000 A102001 A102002
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KEYWORD
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easy,nonn
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AUTHOR
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Douglas Stones (dssto1(AT)student.monash.edu.au), Dec 23 2004
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