A056351 - OEIS

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A056351

Number of primitive (period n) bracelets using exactly five different colored beads.

0, 0, 0, 0, 12, 150, 1200, 7905, 46400, 255624, 1346700, 6901575, 34663020, 171785250, 843130676, 4110950625, 19951305240, 96528446150, 466073976900, 2247626821095, 10832193570260, 52194107870250 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,5`
	COMMENTS	`Turning over will not create a new bracelet.`
	REFERENCES	`M. R. Nester (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.`
	FORMULA	`sum mu(d)*A056345(n/d) where d\|n.`
	CROSSREFS	`Cf. A056290.` `Sequence in context: A015610 A141326 A154733 * A056345 A068768 A053507` `Adjacent sequences: A056348 A056349 A056350 * A056352 A056353 A056354`
	KEYWORD	`nonn`
	AUTHOR	`Marks R. Nester (nesterm(AT)dpi.qld.gov.au)`

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Last modified February 15 13:49 EST 2012. Contains 205810 sequences.