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A362659 Number of bracelets consisting of five instances each of n swappable colors. 4

%I #21 May 01 2023 05:36:05

%S 1,1,13,4378,12233517,103894521686,2056311437607449,

%T 81740134830144396361,5882806848658078687971208,

%U 709863922231677860752825092507,135362815548082376882965035235017478,38916932527178726512080491324045688954141,16236098847251016325260957735961487958183209730

%N Number of bracelets consisting of five instances each of n swappable colors.

%D F. Harary and E. Palmer, Graphical Enumeration, Academic Press, 1973, page 143.

%H Marko Riedel, <a href="/A362659/b362659.txt">Table of n, a(n) for n = 0..45</a>

%H H. Fripertinger, <a href="https://www.researchgate.net/publication/238224437_Enumeration_in_Musical_Theory">Enumeration in Musical Theory</a>, Beitr├Ąge zur Elektronischen Musik, 1 (1992).

%H Marko Riedel, math.stackexchange.com, <a href="https://math.stackexchange.com/questions/4687456/">Necklaces and bracelets</a>

%Y Cf. A054499, A362657, A362658.

%K nonn

%O 0,3

%A _Marko Riedel_, Apr 28 2023

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Last modified April 24 05:33 EDT 2024. Contains 371918 sequences. (Running on oeis4.)