The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A047730 Number of score sequences in tournament with n players, when 4 points are awarded in each game. 4
 1, 3, 13, 76, 521, 3996, 32923, 286202, 2590347, 24203935, 232050202, 2272449745, 22653570386, 229274897514, 2350933487206, 24381053759852, 255382755251622, 2698732882975782, 28743579211912338 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 REFERENCES P. A. MacMahon, Chess tournaments and the like treated by the calculus o symmetric functions, Coll. Papers I, MIT Press, 344-375. LINKS FORMULA Nonnegative integer points (p_1, p_2, ..., p_n) in polytope p_0=p_{n+1}=0, 2p_i -(p_{i+1}+p_{i-1}) <= 4, p_i >= 0, i=1, ..., n. CROSSREFS Cf. A000571, A007747, A047729, A064626, A064422. Sequence in context: A222427 A026072 A063646 * A162435 A059040 A220895 Adjacent sequences:  A047727 A047728 A047729 * A047731 A047732 A047733 KEYWORD nonn AUTHOR STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified June 19 13:02 EDT 2021. Contains 345129 sequences. (Running on oeis4.)