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 A047733 #12 Jun 27 2023 03:17:39
%S A047733 1,4,25,213,2131,23729,283681,3574222,46866712,634204317,8803501719,
%T A047733 124799484286,1800669899917,26374204955323,391331674556361,
%U A047733 5872226011836383,88993282402441857,1360552594176453319
%N A047733 Number of score sequences in tournament with n players, when 6 points are awarded in each game.
%H A047733 Qihao Ye, <a href="/A047733/b047733.txt">Table of n, a(n) for n = 1..808</a>
%F A047733 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}) <= 6, p_i >= 0, i=1, ..., n.
%Y A047733 Cf. A000571, A007747, A047729, A047730, A047731.
%K A047733 nonn
%O A047733 1,2
%A A047733 _David W. Wilson_