login
Cyclotomic polynomial value Phi(5,n!).
10

%I #18 Jan 17 2018 17:13:29

%S 5,5,31,1555,346201,209102521,269112327121,645369332030641,

%T 2642973843312270721,17340169097630273489281,

%U 173401260912466521665068801,2538767225004530212838194156801,52643875968757162157863810977561601

%N Cyclotomic polynomial value Phi(5,n!).

%H Robert Price, <a href="/A259264/b259264.txt">Table of n, a(n) for n = 0..49</a>

%H OEIS Wiki, <a href="https://oeis.org/wiki/Cyclotomic Polynomials at x=sigma(n)">Cyclotomic Polynomials at x=sigma(n)</a>

%F a(n) = A053699(n!). - _Michel Marcus_, Jun 23 2015

%t Table[Cyclotomic[5, n!], {n, 0, 200}]

%o (PARI) vector(15, n, n--; polcyclo(5, n!)) \\ _Michel Marcus_, Jun 23 2015

%Y Cf. A053699, A200906.

%K nonn

%O 0,1

%A _Robert Price_, Jun 22 2015