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 A056370 #9 Aug 22 2017 20:53:09 %S A056370 0,0,0,0,0,1,3,27,171,1249,8389,56078,360430,2272598,14037552, %T A056370 85516427,514976658,3074986236,18239677629,107654218055,632996894925, %U A056370 3711499485032,21716765203045,126880009551584 %N A056370 Number of primitive (period n) bracelet structures using exactly six different colored beads. %C A056370 Turning over will not create a new bracelet. Permuting the colors of the beads will not change the structure. %D A056370 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] %F A056370 A056365(n)-A056364(n). %Y A056370 Column 6 of A276543. %Y A056370 Cf. A056307. %K A056370 nonn %O A056370 1,7 %A A056370 _Marks R. Nester_