Marks R. Nester (nesterm(AT)dpi.qld.gov.au)
Marks R. Nester (nesterm(AT)dpi.qld.gov.au)
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]
nonn,new
nonn
Marks R. Nester (nesterm(AT)qfri1.se2.dpi.qld.gov.au)
Primitive Number of primitive (period n) bracelets using exactly three different colored beads.
nonn,new
nonn
Primitive (period n) bracelets using exactly three different coloured colored beads.
M. R. Nester, M. R. (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.
sum mobiusmu(d)*A056343(n/d) where d|n.
nonn,new
nonn
Marks R. Nester (nesterm@(AT)qfri1.se2.dpi.qld.gov.au)
Primitive (period n) bracelets using exactly three different coloured beads.
0, 0, 1, 6, 18, 55, 147, 405, 1083, 2961, 8043, 22182, 61278, 170883, 477910, 1344825, 3795750, 10757763, 30572427, 87146139, 248991674, 713088309, 2046303339, 5883410760, 16944543792, 48879708297
1,4
Turning over will not create a new bracelet.
Nester, M. R. (1999). Mathematical investigations of some plant interaction designs. PhD Thesis. University of Queensland, Brisbane, Australia.
sum mobius(d)*A056343(n/d) where d|n.
Cf. A056288.
nonn
Marks R. Nester (nesterm@qfri1.se2.dpi.qld.gov.au)
approved