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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.

A298909 Numbers m such that there are precisely 18 groups of order m.

Table of values

n a(n)
1 156
2 342
3 444
4 666
5 732
6 876
7 930
8 1164
9 1308
10 1314
11 1830
12 1884
13 1962
14 2172
15 2286
16 2316
17 2748
18 2892
19 2934
20 3258
21 3324
22 3582
23 3675
24 3756
25 4044
26 4125
27 4188
28 4422
29 4476
30 4530
31 4764
32 4878
33 4908
34 4970
35 5050
36 5052
37 5196
38 5430
39 5445
40 5481
41 5484
42 5526
43 6330
44 6492
45 6822
46 6924

List of values

[156, 342, 444, 666, 732, 876, 930, 1164, 1308, 1314, 1830, 1884, 1962, 2172, 2286, 2316, 2748, 2892, 2934, 3258, 3324, 3582, 3675, 3756, 4044, 4125, 4188, 4422, 4476, 4530, 4764, 4878, 4908, 4970, 5050, 5052, 5196, 5430, 5445, 5481, 5484, 5526, 6330, 6492, 6822, 6924]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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