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Search: id:A053706
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| A053706 |
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Primes p such that between p and the next prime, 2 prime powers occur. |
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+0
2
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OFFSET
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1,1
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EXAMPLE
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Between 7 and 11 the 2 prime powers are 8 and 9, between 23 and 29 the 2 prime powers are 25 and 27, between 113 and 127 the 2 prime powers are 121 and 125, while between 32749 and 32771 the 2 prime powers are 32761=181^2 and 32768=2^15
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CROSSREFS
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A025475, A053607.
Sequence in context: A003540 A063793 A096327 this_sequence A137367 A064640 A064639
Adjacent sequences: A053703 A053704 A053705 this_sequence A053707 A053708 A053709
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KEYWORD
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more,nonn
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AUTHOR
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Labos E. (labos(AT)ana.sote.hu), Feb 14 2000
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EXTENSIONS
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Corrected by James A. Sellers (sellersj(AT)math.psu.edu), Feb 22 2000
No other terms < 4,290,000,000 - Jud McCranie (j.mccranie(AT)comcast.net), Jun 20 2000
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