

A121208


Cyclotomic polynomials evaluated at prime number abscissae.


0



1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 16, 17, 18, 20, 21, 22, 24, 26, 28, 30, 31, 32, 36, 38, 40, 42, 43, 44, 46, 48, 50, 52, 54, 57, 58, 60, 61, 62, 66, 68, 70, 72, 73, 74, 78, 80, 82, 84, 88, 90, 96, 98, 100, 102, 104, 106, 108, 110, 111, 112, 114, 121, 122, 126, 127
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OFFSET

1,2


COMMENTS

Contains as subsets: all A006093 which are Phi_1(p), all A008864 which are Phi_2(p), all A060800 which are Phi_3(p), all A066872 which are Phi_4(p) and all A119959 which are Phi_6(p).


LINKS

Table of n, a(n) for n=1..68.
Eric Weisstein's World of Mathematics, Cyclotomic Polynomials.


FORMULA

a(n) = Phi_j(p), p in A000040, j=1,2,3,4...


EXAMPLE

Contains 50, which is the fourth cyclotomic polynomial evaluated at the prime 7, 50=Phi_4(7).


CROSSREFS

Cf. A000040, A006093, A008864, A060800, A066872, A119959.
Sequence in context: A106092 A210940 A257500 * A207674 A162722 A123345
Adjacent sequences: A121205 A121206 A121207 * A121209 A121210 A121211


KEYWORD

nonn


AUTHOR

R. J. Mathar, Aug 20 2006


STATUS

approved



