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Search: id:A134579
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| 1, 4, 729, 256, 95367431640625, 0, 311973482284542371301330321821976049, 16777216, 150094635296999121, 0, 35743359351975032264121975806257051549783279694668957140940616869775897393903316\ 53361877238387305580817715435470601
(list; graph; listen)
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OFFSET
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1,2
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FORMULA
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a(n) = if A014963(n)*A100994(n)-n >= 0 then n^[A014963(n)*A100994(n)-n] else 0.
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EXAMPLE
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a(1) = 1^(1*1-1) = 1
a(2) = 2^(2*2-2) = 4
a(3) = 3^(3*3-3) = 729
a(4) = 4^(2*4-4) = 256
a(5) = 5^(5*5-5) = 95367431640625
a(6) = 6^(1*1-6) = 0
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MAPLE
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A100994 := proc(n) if nops(numtheory[factorset](n)) <> 1 then 1 ; else n ; fi ; end: A014963 := proc(n) if nops(numtheory[factorset](n)) <> 1 then 1 ; else op(1, op(1, ifactors(n)[2])) ; fi ; end: A134579 := proc(n) local e ; e := A014963(n)*A100994(n)-n ; if e >= 0 then n^e ; else 0 ; fi ; end: seq(A134579(n), n=1..13) ; - R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 30 2008
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CROSSREFS
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Cf. A133232, A133233, A014963, A100994.
Sequence in context: A114765 A159618 A059754 this_sequence A090588 A053986 A128846
Adjacent sequences: A134576 A134577 A134578 this_sequence A134580 A134581 A134582
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KEYWORD
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nonn
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AUTHOR
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Mats Granvik (mgranvik(AT)abo.fi), Jan 23 2008
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EXTENSIONS
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More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Jan 30 2008
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