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Search: id:A141102
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| A141102 |
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p(2^n)-n^2, where p(n)=n-th prime. |
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+0
1
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| 2, 3, 10, 37, 106, 275, 670, 1555, 3590, 8061, 17742, 38729, 83848, 180307, 385868, 821385, 1742248, 3680807, 7753716, 16289647, 34135588, 71378085, 148947610, 310247665
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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If n=1, then a(1)=p(2^1)-1^2=p(2)-1=3-1=2.
If n=4, then a(4)=p(2^4)-4^2=p(16)-16=53-16=37.
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MAPLE
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seq(ithprime(2^n)-n^2, n=1..24); [From Emeric Deutsch (deutsch(AT)duke.poly.edu), Aug 07 2008]
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CROSSREFS
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Sequence in context: A134959 A056607 A060604 this_sequence A144720 A164933 A003048
Adjacent sequences: A141099 A141100 A141101 this_sequence A141103 A141104 A141105
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KEYWORD
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nonn
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AUTHOR
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Juri-Stepan Gerasimov (2stepan(AT)rambler.ru) Jul 31 2008
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EXTENSIONS
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Corrected and extended by Emeric Deutsch (deutsch(AT)duke.poly.edu), Aug 07 2008
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