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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.

A330100 BII-numbers of VDD-normalized set-systems.

Table of values

n a(n)
0 0
1 1
2 3
3 4
4 5
5 7
6 11
7 15
8 19
9 20
10 21
11 23
12 31
13 33
14 37
15 51
16 52
17 53
18 55
19 63
20 64
21 65
22 67
23 68
24 69
25 71
26 75
27 79
28 83
29 84
30 85
31 87
32 95
33 97
34 101
35 115
36 116
37 117
38 119
39 127
40 139
41 143
42 159
43 179
44 180
45 181
46 183
47 191
48 203
49 207
50 211
51 212
52 213
53 215
54 223
55 225
56 229
57 243
58 244
59 245
60 247

List of values

[0, 1, 3, 4, 5, 7, 11, 15, 19, 20, 21, 23, 31, 33, 37, 51, 52, 53, 55, 63, 64, 65, 67, 68, 69, 71, 75, 79, 83, 84, 85, 87, 95, 97, 101, 115, 116, 117, 119, 127, 139, 143, 159, 179, 180, 181, 183, 191, 203, 207, 211, 212, 213, 215, 223, 225, 229, 243, 244, 245, 247]