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A000046 Number of primitive n-bead necklaces (turning over is allowed) where complements are equivalent.
(Formerly M0696 N0257)
+0
4
1, 1, 1, 1, 2, 3, 5, 8, 14, 21, 39, 62, 112, 189, 352, 607, 1144, 2055, 3885, 7154, 13602, 25472, 48670, 92204, 176770, 337590, 649341, 1246840, 2404872, 4636389, 8964143, 17334800, 33587072, 65107998, 126387975, 245492232, 477349348 (list; graph; listen)
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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.


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