cp's OEIS Frontend

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.

A230608 Numbers with abundancy 4 <= sigma(n)/n < 5.

Table of values

n a(n)
1 27720
2 30240
3 32760
4 50400
5 55440
6 60480
7 65520
8 75600
9 83160
10 85680
11 90720
12 95760
13 98280
14 100800
15 105840
16 110880
17 115920
18 120120
19 120960
20 128520
21 131040
22 138600
23 141120
24 143640
25 151200
26 163800
27 166320
28 171360
29 176400
30 180180
31 181440
32 184800
33 191520
34 194040

List of values

[27720, 30240, 32760, 50400, 55440, 60480, 65520, 75600, 83160, 85680, 90720, 95760, 98280, 100800, 105840, 110880, 115920, 120120, 120960, 128520, 131040, 138600, 141120, 143640, 151200, 163800, 166320, 171360, 176400, 180180, 181440, 184800, 191520, 194040]