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 A259105 #24 Oct 04 2020 11:06:10 %S A259105 1,0,1,3,11,54,455,6876,191534,9733044,903753247,154108311109, %T A259105 48542114686911,28401423719121848,31021002160355166835, %U A259105 63530415842308265093408,244912778438520759443245823,1783398846284777975419600095642,24605641171260376770598003978281471 %N A259105 Number of nonisomorphic tournaments on n nodes that are not multiples of a nontrivial transitive tournament. %H A259105 Pontus von Brömssen, <a href="/A259105/b259105.txt">Table of n, a(n) for n = 1..76</a> %H A259105 M. Goldberg and J. W. Moon, <a href="http://dx.doi.org/10.1215/S0012-7094-70-03742-7">On the composition of two tournaments</a>, Duke Math. J. 37 (1970), 323-332. The sequence is denoted there as r(n). %H A259105 J. W. Moon and M. Goldberg, <a href="/A000568/a000568_2.pdf">On the composition of two tournaments</a>, Duke Mathematical Journal 37.2 (1970): 323-332. [Annotated scans of pages 331 and 332 only] %F A259105 Moebius transform of A000568. %Y A259105 Cf. A000568. %K A259105 nonn %O A259105 1,4 %A A259105 _N. J. A. Sloane_, Jun 23 2015 %E A259105 More terms from _Pontus von Brömssen_, Oct 04 2020