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A070524
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Value of n-th cyclotomic polynomial at EulerPhi[n].
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1
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0, 2, 7, 5, 341, 3, 55987, 257, 46873, 205, 11111111111, 241, 9726655034461, 39991, 14709241, 16777217, 19676527011956855057, 46441, 41660902667961039785743, 16519105, 8177824843189, 9090909091, 357686347714896679177439424707
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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EXAMPLE
| n=6: the 6th c.polynomial is 1-x+xx, Phi[6]=2, C[6,Phi(6)]=C[6,2]=1-2+4=3=a(6).
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MATHEMATICA
| Table[Cyclotomic[w, EulerPhi[w]], {w, 1, 25}]
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CROSSREFS
| Cf. A070518-A070523.
Sequence in context: A094360 A051757 A193746 * A021366 A135155 A175477
Adjacent sequences: A070521 A070522 A070523 * A070525 A070526 A070527
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KEYWORD
| easy,nonn
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AUTHOR
| Labos E. (labos(AT)ana.sote.hu), May 02 2002
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