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.

A330809 Triangular numbers having exactly 8 divisors.

Table of values

n a(n)
1 66
2 78
3 105
4 136
5 190
6 231
7 351
8 406
9 435
10 465
11 561
12 595
13 741
14 861
15 903
16 946
17 1378
18 1431
19 1653
20 2211
21 2278
22 2485
23 3081
24 3655
25 3741
26 4371
27 4465
28 5151
29 5253
30 5995
31 6441
32 7021
33 7503
34 8515
35 8911
36 9453
37 9591
38 10011
39 10153
40 10585
41 11026
42 12561
43 13366
44 14878
45 15051

List of values

[66, 78, 105, 136, 190, 231, 351, 406, 435, 465, 561, 595, 741, 861, 903, 946, 1378, 1431, 1653, 2211, 2278, 2485, 3081, 3655, 3741, 4371, 4465, 5151, 5253, 5995, 6441, 7021, 7503, 8515, 8911, 9453, 9591, 10011, 10153, 10585, 11026, 12561, 13366, 14878, 15051]