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.

A334118 Primitive terms of A334117: odd numbers m such that sigma(m, -1) >= 3/2 with no proper divisors sharing this property.

Table of values

n a(n)
1 15
2 21
3 99
4 117
5 153
6 171
7 207
8 429
9 561
10 627
11 663
12 741
13 759
14 783
15 837
16 957
17 999
18 1023
19 1107
20 1161
21 1269
22 1431
23 1593
24 1647
25 1809
26 1917
27 1925
28 1971
29 2133
30 2275
31 2695
32 2975
33 3185
34 4235
35 5005
36 6545
37 6723
38 7209
39 7315
40 7735
41 7857
42 8091
43 8181
44 8343
45 8645
46 8667
47 8829
48 8855

List of values

[15, 21, 99, 117, 153, 171, 207, 429, 561, 627, 663, 741, 759, 783, 837, 957, 999, 1023, 1107, 1161, 1269, 1431, 1593, 1647, 1809, 1917, 1925, 1971, 2133, 2275, 2695, 2975, 3185, 4235, 5005, 6545, 6723, 7209, 7315, 7735, 7857, 8091, 8181, 8343, 8645, 8667, 8829, 8855]