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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.

A330296 BII-numbers of set partitions with at least two blocks.

Table of values

n a(n)
1 3
2 9
3 10
4 11
5 12
6 18
7 33
8 129
9 130
10 131
11 132
12 136
13 137
14 138
15 139
16 140
17 144
18 146
19 160
20 161
21 192
22 258
23 264
24 266
25 288
26 513
27 520
28 521
29 528
30 1032
31 2049
32 2050
33 2051
34 2052
35 4098
36 8193
37 32769
38 32770
39 32771
40 32772
41 32776
42 32777
43 32778
44 32779
45 32780
46 32784
47 32786
48 32800

List of values

[3, 9, 10, 11, 12, 18, 33, 129, 130, 131, 132, 136, 137, 138, 139, 140, 144, 146, 160, 161, 192, 258, 264, 266, 288, 513, 520, 521, 528, 1032, 2049, 2050, 2051, 2052, 4098, 8193, 32769, 32770, 32771, 32772, 32776, 32777, 32778, 32779, 32780, 32784, 32786, 32800]