id:A045632 - OEIS Search Results

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Number of 2n-bead black-white complementable necklaces with n black beads and fundamental period 2n.

+0
2

1, 1, 1, 2, 5, 14, 40, 127, 408, 1364, 4638, 16079, 56401, 200169, 716599, 2585833, 9392704, 34319666, 126046498, 465076159, 1723092407, 6407856762, 23910255143, 89493903437, 335912684824, 1264106399919, 4768447977465, 18027218146451 (list; graph; listen)

	OFFSET	`0,4`
	LINKS	`Index entries for sequences related to Lyndon words`
	FORMULA	`Moebius transform of A045629 (Christian Bower).`
	CROSSREFS	`Sequence in context: A148320 A076866 A151417 this_sequence A148321 A007463 A159308` `Adjacent sequences: A045629 A045630 A045631 this_sequence A045633 A045634 A045635`
	KEYWORD	`nonn`
	AUTHOR	`David W. Wilson (davidwwilson(AT)comcast.net)`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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