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 A056351 #6 Aug 22 2017 20:53:09 %S A056351 0,0,0,0,12,150,1200,7905,46400,255624,1346700,6901575,34663020, %T A056351 171785250,843130676,4110950625,19951305240,96528446150,466073976900, %U A056351 2247626821095,10832193570260,52194107870250 %N A056351 Number of primitive (period n) bracelets using exactly five different colored beads. %C A056351 Turning over will not create a new bracelet. %D A056351 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 A056351 sum mu(d)*A056345(n/d) where d|n. %Y A056351 Cf. A056290. %K A056351 nonn %O A056351 1,5 %A A056351 _Marks R. Nester_