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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.

A349760 Numbers k such that d(k) = A000005(k), sigma(k) = A000203(k) and phi(k) = A000010(k) are all abundant numbers (A005101).

Table of values

n a(n)
1 84
2 90
3 108
4 126
5 132
6 140
7 150
8 156
9 180
10 198
11 220
12 224
13 228
14 234
15 252
16 260
17 276
18 294
19 300
20 306
21 308
22 315
23 336
24 342
25 348
26 350
27 352
28 360
29 364
30 372
31 380
32 396
33 414
34 416
35 420
36 432
37 444
38 460
39 476
40 486
41 490
42 492
43 495
44 500
45 504
46 516
47 522
48 525
49 528
50 532
51 540
52 550
53 558

List of values

[84, 90, 108, 126, 132, 140, 150, 156, 180, 198, 220, 224, 228, 234, 252, 260, 276, 294, 300, 306, 308, 315, 336, 342, 348, 350, 352, 360, 364, 372, 380, 396, 414, 416, 420, 432, 444, 460, 476, 486, 490, 492, 495, 500, 504, 516, 522, 525, 528, 532, 540, 550, 558]

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

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