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.

A380499 Absolute value of the minimum coefficient of (1 - x)^2 * (1 - x^2)^2 * (1 - x^3)^2 * ... * (1 - x^n)^2.

Table of values

n a(n)
0 1
1 2
2 2
3 6
4 4
5 12
6 8
7 24
8 19
9 44
10 36
11 78
12 74
13 148
14 156
15 286
16 322
17 556
18 682
19 1120
20 1448
21 2308
22 3072
23 4784
24 6538
25 10064
26 14001
27 21296
28 29928
29 45276
30 64032
31 96712
32 137520
33 207156
34 296236
35 444748
36 637812
37 956884
38 1373622
39 2062080
40 2968872
41 4450120
42 6422472
43 9616202
44 13894990
45 20802836

List of values

[1, 2, 2, 6, 4, 12, 8, 24, 19, 44, 36, 78, 74, 148, 156, 286, 322, 556, 682, 1120, 1448, 2308, 3072, 4784, 6538, 10064, 14001, 21296, 29928, 45276, 64032, 96712, 137520, 207156, 296236, 444748, 637812, 956884, 1373622, 2062080, 2968872, 4450120, 6422472, 9616202, 13894990, 20802836]