This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A056364 #9 Oct 26 2019 14:26:55
%S A056364 1,1,1,2,5,11,32,88,315,1134,4691,19838,88467,399679,1839857,8533474,
%T A056364 39893579,187393549,884152226,4185740194,19876589828,94633345517,
%U A056364 451615299593,2159769331316,10348546459872,49672000435712,238804870806677,1149792978953236,5543621480301561
%N A056364 Number of primitive (period n) bracelet structures using a maximum of five different colored beads.
%C A056364 Turning over will not create a new bracelet. Permuting the colors of the beads will not change the structure.
%D A056364 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]
%H A056364 Andrew Howroyd, <a href="/A056364/b056364.txt">Table of n, a(n) for n = 0..200</a>
%F A056364 a(n) = Sum_{d|n} mu(d)*A056355(n/d) for n > 0.
%F A056364 a(n) = Sum_{k=1..5} A276543(n, k) for n > 0. - _Andrew Howroyd_, Oct 26 2019
%Y A056364 Cf. A056301, A056355, A056369, A276543.
%K A056364 nonn
%O A056364 0,4
%A A056364 _Marks R. Nester_
%E A056364 a(0)=1 prepended and terms a(25) and beyond from _Andrew Howroyd_, Oct 26 2019