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Number of nonisomorphic tournaments on n nodes that are not multiples of a nontrivial transitive tournament.
3

%I #24 Oct 04 2020 11:06:10

%S 1,0,1,3,11,54,455,6876,191534,9733044,903753247,154108311109,

%T 48542114686911,28401423719121848,31021002160355166835,

%U 63530415842308265093408,244912778438520759443245823,1783398846284777975419600095642,24605641171260376770598003978281471

%N Number of nonisomorphic tournaments on n nodes that are not multiples of a nontrivial transitive tournament.

%H Pontus von Brömssen, <a href="/A259105/b259105.txt">Table of n, a(n) for n = 1..76</a>

%H 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 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 Moebius transform of A000568.

%Y Cf. A000568.

%K nonn

%O 1,4

%A _N. J. A. Sloane_, Jun 23 2015

%E More terms from _Pontus von Brömssen_, Oct 04 2020