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A019322 Cyclotomic polynomials at x=4. 7
4, 3, 5, 21, 17, 341, 13, 5461, 257, 4161, 205, 1398101, 241, 22369621, 3277, 49981, 65537, 5726623061, 4033, 91625968981, 61681, 12783421, 838861, 23456248059221, 65281, 1100586419201, 13421773, 68719738881 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

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=4, cyclotomic(n, x)); seq(f(i), i=0..64);

CROSSREFS

Sequence in context: A140391 A316965 A241284 * A257301 A298801 A016503

Adjacent sequences:  A019319 A019320 A019321 * A019323 A019324 A019325

KEYWORD

nonn

AUTHOR

Simon Plouffe

STATUS

approved

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Last modified November 18 13:22 EST 2018. Contains 317306 sequences. (Running on oeis4.)