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

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. [See A056391 for pdf file of Chap. 2]

Links

Table of n, a(n) for n=1..22.

Formula

sum mu(d)*A056345(n/d) where d|n.

Crossrefs

Cf. A056290.

Sequence in context: A141326 A154733 A305544 * A056345 A264233 A068768

Adjacent sequences: A056348 A056349 A056350 * A056352 A056353 A056354

Keyword

nonn

Author

Marks R. Nester

Status

approved