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.

A364017 Expansion of Sum_{k>0} (-1)^(k-1) * x^(3*k-2) / (1 - x^(3*k-2))^3.

Table of values

n a(n)
1 1
2 3
3 6
4 9
5 15
6 21
7 29
8 33
9 45
10 54
11 66
12 72
13 92
14 108
15 120
16 125
17 153
18 171
19 191
20 192
21 237
22 252
23 276
24 279
25 326
26 354
27 378
28 387
29 435
30 459
31 497
32 489
33 561
34 594
35 645
36 621
37 704
38 744
39 786
40 754
41 861
42 924
43 947
44 921
45 1035
46 1080
47 1128
48 1092
49 1254
50 1263
51 1326

List of values

[1, 3, 6, 9, 15, 21, 29, 33, 45, 54, 66, 72, 92, 108, 120, 125, 153, 171, 191, 192, 237, 252, 276, 279, 326, 354, 378, 387, 435, 459, 497, 489, 561, 594, 645, 621, 704, 744, 786, 754, 861, 924, 947, 921, 1035, 1080, 1128, 1092, 1254, 1263, 1326]