A127835 (Order of Galois group of Chebyshev polynomial)/(order of polynomial); or A124827(n)/n.

1, 1, 2, 2, 4, 2, 6, 2, 6, 4, 10, 4, 12, 6, 8, 4, 16, 6, 18, 8, 12

Offset

1,3

Links

Table of n, a(n) for n=1..21.

Crossrefs

Cf. A124827.

Sequence in context: A283466 A270492 A002322 * A117004 A128982 A096216

Adjacent sequences: A127832 A127833 A127834 * A127836 A127837 A127838

Keyword

nonn,uned,more

Author

Artur Jasinski, Feb 02 2007

Status

approved