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A019325 Cyclotomic polynomials at x=7. 3
7, 6, 8, 57, 50, 2801, 43, 137257, 2402, 117993, 2101, 329554457, 2353, 16148168401, 102943, 4956001, 5764802, 38771752331201, 117307, 1899815864228857, 5649505, 11898664849, 247165843, 4561457890013486057, 5762401, 79797014141614001, 12111126301, 1628413638264057 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Sequence has a(0) = x; see comments in A020501.

LINKS

Table of n, a(n) for n=0..27.

Index entries for cyclotomic polynomials, values at X

MAPLE

with(numtheory, cyclotomic); f := n->subs(x=7, cyclotomic(n, x)); seq(f(i), i=0..64);

PROG

(PARI) a(n) = if(n==0, 7, polcyclo(n, 7)); \\ Michel Marcus, Dec 16 2017

CROSSREFS

Cf. A019320, A019321, A019322, A019323, A019324.

Sequence in context: A154170 A308041 A256685 * A011220 A198605 A021017

Adjacent sequences:  A019322 A019323 A019324 * A019326 A019327 A019328

KEYWORD

nonn

AUTHOR

Simon Plouffe

EXTENSIONS

More terms from Michel Marcus, Dec 17 2017

STATUS

approved

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Last modified April 9 20:55 EDT 2020. Contains 333363 sequences. (Running on oeis4.)