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.

A369986 Maximum of the absolute value of the coefficients of (1 - x) * (1 - x^4) * (1 - x^9) * ... * (1 - x^(n^2)).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 2
8 2
9 3
10 3
11 4
12 6
13 7
14 8
15 11
16 14
17 12
18 14
19 20
20 20
21 28
22 40
23 54
24 63
25 103
26 100
27 103
28 129
29 198
30 225
31 295
32 363
33 286
34 433
35 815
36 629
37 796
38 1236
39 1363
40 1258
41 1723
42 2791
43 3873
44 5244
45 6409
46 6236
47 9724
48 13800
49 18153
50 22993
51 23120
52 28173
53 49135
54 46042

List of values

[1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 3, 4, 6, 7, 8, 11, 14, 12, 14, 20, 20, 28, 40, 54, 63, 103, 100, 103, 129, 198, 225, 295, 363, 286, 433, 815, 629, 796, 1236, 1363, 1258, 1723, 2791, 3873, 5244, 6409, 6236, 9724, 13800, 18153, 22993, 23120, 28173, 49135, 46042]