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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.

A121507 Conjectured list of numbers whose aliquot sequence eventually reaches a cycle of length two or more.

Table of values

n a(n)
1 220
2 284
3 562
4 1064
5 1184
6 1188
7 1210
8 1308
9 1336
10 1380
11 1420
12 1490
13 1604
14 1690
15 1692
16 1772
17 1816
18 1898
19 2008
20 2122
21 2152
22 2172
23 2362
24 2542
25 2620
26 2630
27 2652
28 2676
29 2678
30 2856
31 2924
32 2930
33 2950
34 2974
35 3124
36 3162
37 3202
38 3278
39 3286
40 3332
41 3350
42 3360

List of values

[220, 284, 562, 1064, 1184, 1188, 1210, 1308, 1336, 1380, 1420, 1490, 1604, 1690, 1692, 1772, 1816, 1898, 2008, 2122, 2152, 2172, 2362, 2542, 2620, 2630, 2652, 2676, 2678, 2856, 2924, 2930, 2950, 2974, 3124, 3162, 3202, 3278, 3286, 3332, 3350, 3360]

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

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