A241039 Cyclotomic(n,2048).

1, 2047, 2049, 4196353, 4194305, 17600780175361, 4192257, 73823022692637345793, 17592186044417, 73786976303428141057, 17583600302081, 1298708349570020393652962442872833, 17592181850113

Offset

0,2

Comments

Are all terms composite? At least the first 10000 terms are.

Links

T. D. Noe, Table of n, a(n) for n = 0..300

Mathematica

Table[Cyclotomic[k, 2048], {k, 0, 20}]

Crossrefs

Cf. A019320-A019331 (cyclotomic polynomials evaluated at 2..13).

Cf. A020500-A020513 (cyclotomic polynomials evaluated at 1, -2..-13, -1).

Cf. A117544 (least k such that cyclotomic(n,k) is prime).

Cf. A117545 (least k such that cyclotomic(k,n) is prime).

Sequence in context: A370685 A298756 A145590 * A278353 A038462 A001262

Adjacent sequences: A241036 A241037 A241038 * A241040 A241041 A241042

Keyword

nonn

Author

T. D. Noe, Apr 15 2014

Status

approved