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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.

A070033 Least number m such that integer part of sigma(m)/phi(m) equals n.

Table of values

n a(n)
1 1
2 3
3 2
4 10
5 20
6 6
7 12
8 42
9 30
10 60
11 120
12 210
13 630
14 420
15 840
16 2520
17 10080
18 9240
19 27720
20 55440
21 120120
22 360360
23 720720
24 2162160
25 6126120
26 12252240
27 36756720
28 116396280
29 232792560
30 698377680
31 2677114440
32 5354228880
33 26771144400
34 155272637520
35 465817912560

List of values

[1, 3, 2, 10, 20, 6, 12, 42, 30, 60, 120, 210, 630, 420, 840, 2520, 10080, 9240, 27720, 55440, 120120, 360360, 720720, 2162160, 6126120, 12252240, 36756720, 116396280, 232792560, 698377680, 2677114440, 5354228880, 26771144400, 155272637520, 465817912560]

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

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