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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.

A232466 Number of dependent sets with largest element n.

Table of values

n a(n)
1 0
2 0
3 1
4 2
5 4
6 10
7 20
8 44
9 93
10 198
11 414
12 864
13 1788
14 3687
15 7541
16 15382
17 31200
18 63191
19 127482
20 256857
21 516404
22 1037104
23 2080357
24 4170283
25 8354078
26 16728270
27 33485553
28 67012082
29 134083661
30 268249350
31 536617010
32 1073391040
33 2147014212
34 4294321453
35 8589084469
36 17178702571
37 34358228044
38 68717407217
39 137436320023
40 274874294012
41 549751307200
42 1099505394507
43 2199015662477
44 4398035921221
45 8796080392378
46 17592168222674

List of values

[0, 0, 1, 2, 4, 10, 20, 44, 93, 198, 414, 864, 1788, 3687, 7541, 15382, 31200, 63191, 127482, 256857, 516404, 1037104, 2080357, 4170283, 8354078, 16728270, 33485553, 67012082, 134083661, 268249350, 536617010, 1073391040, 2147014212, 4294321453, 8589084469, 17178702571, 34358228044, 68717407217, 137436320023, 274874294012, 549751307200, 1099505394507, 2199015662477, 4398035921221, 8796080392378, 17592168222674]

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