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A140893
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a(n) = prime(n)^prime(n+1)-prime(n+1)^prime(n).
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1
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OFFSET
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1,2
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LINKS
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Table of n, a(n) for n=1..9.
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EXAMPLE
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If n=1, then a(1)=prime(1)^prime(1+1) - prime(1+1)^prime(1)=2^3-3^2=8-9=-1
If n=3, then a(3)=prime(3)^prime(4) - prime(4)^prime(3)=5^7-7^5=78125-16807= 61318
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MATHEMATICA
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Array[Prime[ # ]^Prime[ #+1]-Prime[ #+1]^Prime[ # ]&, 16] # Vladimir Orlovsky, Oct 11 2009
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CROSSREFS
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Cf. A000040, A007965, A143776.
Sequence in context: A062500 A007965 A013470 * A143776 A013476 A191949
Adjacent sequences: A140890 A140891 A140892 * A140894 A140895 A140896
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KEYWORD
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sign
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AUTHOR
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Juri-Stepan Gerasimov, Jul 07 2008
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EXTENSIONS
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Corrected and extended by Vladimir Joseph Stephan Orlovsky, Oct 11 2009
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STATUS
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approved
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