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A174311
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Value of the n-th cyclotomic polynomial at the discriminant of that polynomial.
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8
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0, 2, 7, 17, 246109501, 13, 22537999301860113141522943, 4294967297, 58149737003032434092905183, 242203001, 5313022609595033985218523349395070147785700752531778166637386100465086995951866123901089470951
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OFFSET
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1,2
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LINKS
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FORMULA
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a(n) = C_n(A004124(n)) where A004124(n) is the discriminant of C_n(x) and C_n is the n-th cyclotomic polynomial. - Robert Israel, Jul 19 2016
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EXAMPLE
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C_4(x) = x^2 + 1 has discriminant -4 so a(4) = C_4(-4) = 17. - Robert Israel, Jul 19 2016
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MAPLE
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seq(numtheory:-cyclotomic(n, discrim(numtheory:-cyclotomic(n, x), x)), n=1..20); # Robert Israel, Jul 19 2016
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MATHEMATICA
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s = {}; Do[d = Discriminant[Cyclotomic[n, x], x]; AppendTo[s, Cyclotomic[n, d]], {n, 1, 20}]; s
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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