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
Crossrefs
Cf. A124827.
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