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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.

A059084 Triangle T(n,m) of number of labeled n-node T_0-hypergraphs with m distinct hyperedges (empty hyperedge included), m=0,1,...,2^n.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 1
5 0
6 2
7 5
8 4
9 1
10 0
11 0
12 12
13 44
14 67
15 56
16 28
17 8
18 1
19 0
20 0
21 12
22 268
23 1411
24 4032
25 7840
26 11392
27 12864
28 11440
29 8008
30 4368
31 1820
32 560
33 120
34 16
35 1
36 0
37 0
38 0
39 1120
40 20160
41 159656
42 827092
43 3251736
44 10389635
45 27934400
46 64432160
47 128980800
48 225774640

List of values

[1, 1, 1, 2, 1, 0, 2, 5, 4, 1, 0, 0, 12, 44, 67, 56, 28, 8, 1, 0, 0, 12, 268, 1411, 4032, 7840, 11392, 12864, 11440, 8008, 4368, 1820, 560, 120, 16, 1, 0, 0, 0, 1120, 20160, 159656, 827092, 3251736, 10389635, 27934400, 64432160, 128980800, 225774640]