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.

A331668 Numbers m with a divisor d such that tau(d) * sigma(d) = m.

Table of values

n a(n)
1 1
2 6
3 48
4 168
5 234
6 336
7 480
8 720
9 2688
10 5760
11 6048
12 6552
13 9920
14 13104
15 14880
16 22932
17 28080
18 48384
19 60480
20 65520
21 104832
22 119040
23 195840
24 227584
25 235872
26 366912
27 587520
28 725760
29 786240
30 881280
31 952320
32 967680
33 1048320
34 2031120
35 3641344
36 3921372
37 4642560

List of values

[1, 6, 48, 168, 234, 336, 480, 720, 2688, 5760, 6048, 6552, 9920, 13104, 14880, 22932, 28080, 48384, 60480, 65520, 104832, 119040, 195840, 227584, 235872, 366912, 587520, 725760, 786240, 881280, 952320, 967680, 1048320, 2031120, 3641344, 3921372, 4642560]

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

Content is available under The OEIS End-User License Agreement.