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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.

A124142 Abundant numbers k such that sigma(k) is a perfect power.

Table of values

n a(n)
1 66
2 70
3 102
4 210
5 282
6 364
7 400
8 510
9 642
10 690
11 714
12 770
13 820
14 930
15 966
16 1080
17 1092
18 1146
19 1164
20 1200
21 1416
22 1566
23 1624
24 1672
25 1782
26 2130
27 2226
28 2250
29 2346
30 2460
31 2530
32 2586
33 2652
34 2860
35 2910
36 2912
37 3012
38 3198
39 3210
40 3340
41 3498
42 3522
43 3560
44 3710
45 3810

List of values

[66, 70, 102, 210, 282, 364, 400, 510, 642, 690, 714, 770, 820, 930, 966, 1080, 1092, 1146, 1164, 1200, 1416, 1566, 1624, 1672, 1782, 2130, 2226, 2250, 2346, 2460, 2530, 2586, 2652, 2860, 2910, 2912, 3012, 3198, 3210, 3340, 3498, 3522, 3560, 3710, 3810]

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

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