cp's OEIS Frontend

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.

A360703 Starting from 1, successively take the smallest "Choix de Bruxelles" with factor 3 which is not already in the sequence.

Table of values

n a(n)
0 1
1 3
2 9
3 27
4 67
5 187
6 129
7 43
8 41
9 121
10 17
11 37
12 97
13 277
14 677
15 1877
16 1297
17 199
18 133
19 111
20 113
21 119
22 139
23 339
24 313
25 311
26 331
27 131
28 191
29 193
30 393
31 333
32 399
33 999
34 933
35 911
36 913
37 919
38 319
39 357
40 157
41 57
42 19
43 13
44 11
45 31
46 33
47 39
48 99
49 93
50 91
51 271
52 273
53 279
54 679
55 673
56 671
57 1871
58 1291
59 197
60 137
61 117
62 151
63 51
64 53
65 59
66 159
67 153

List of values

[1, 3, 9, 27, 67, 187, 129, 43, 41, 121, 17, 37, 97, 277, 677, 1877, 1297, 199, 133, 111, 113, 119, 139, 339, 313, 311, 331, 131, 191, 193, 393, 333, 399, 999, 933, 911, 913, 919, 319, 357, 157, 57, 19, 13, 11, 31, 33, 39, 99, 93, 91, 271, 273, 279, 679, 673, 671, 1871, 1291, 197, 137, 117, 151, 51, 53, 59, 159, 153]