

A328742


Number of nbead necklace structures which are not selfequivalent under a nonzero rotation using a maximum of three different colored beads.


3



1, 1, 0, 1, 2, 8, 17, 52, 130, 363, 968, 2684, 7338, 20440, 56836, 159424, 448130, 1266080, 3586479, 10195276, 29054568, 83018624, 237729932, 682196948, 1961301330, 5648590728, 16293970840, 47071589049, 136171269780, 394427456120, 1143839302904, 3320824711204
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