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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.

A094702 Least linear combinations of phi(n) and sigma(n) are multiple.

Table of values

n a(n)
0 2
1 12
2 42
3 90
4 110
5 152
6 171
7 208
8 231
9 336
10 408
11 476
12 506
13 765
14 783
15 840
16 1242
17 1380
18 1584
19 1911
20 2120
21 2162
22 2528
23 2604
24 2688
25 2706
26 2720
27 2970
28 3162
29 3172
30 3325
31 3392
32 3422
33 3619
34 3654
35 3708
36 3870
37 4144
38 4371
39 4472
40 4508
41 4712
42 4760
43 4876
44 5256
45 5372

List of values

[2, 12, 42, 90, 110, 152, 171, 208, 231, 336, 408, 476, 506, 765, 783, 840, 1242, 1380, 1584, 1911, 2120, 2162, 2528, 2604, 2688, 2706, 2720, 2970, 3162, 3172, 3325, 3392, 3422, 3619, 3654, 3708, 3870, 4144, 4371, 4472, 4508, 4712, 4760, 4876, 5256, 5372]

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

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