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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.

A113092 Square table T, read by antidiagonals, where T(n,k) gives the number of n-th generation descendents of a node labeled (k) in the tree of 4-tournament sequences.

Table of values

n a(n)
0 1
1 0
2 1
3 0
4 1
5 1
6 0
7 4
8 2
9 1
10 0
11 46
12 13
13 3
14 1
15 0
16 1504
17 242
18 27
19 4
20 1
21 0
22 146821
23 13228
24 693
25 46
26 5
27 1
28 0
29 45236404
30 2241527
31 52812
32 1504
33 70
34 6
35 1
36 0
37 46002427696
38 1237069018
39 12628008
40 146821
41 2780
42 99
43 7
44 1
45 0
46 159443238441379
47 2305369985312
48 9924266772

List of values

[1, 0, 1, 0, 1, 1, 0, 4, 2, 1, 0, 46, 13, 3, 1, 0, 1504, 242, 27, 4, 1, 0, 146821, 13228, 693, 46, 5, 1, 0, 45236404, 2241527, 52812, 1504, 70, 6, 1, 0, 46002427696, 1237069018, 12628008, 146821, 2780, 99, 7, 1, 0, 159443238441379, 2305369985312, 9924266772]