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.

A086394 (-1) times minimal coefficient of the polynomial (1-x)*(1-x^2)*...*(1-x^n).

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 1
7 2
8 2
9 2
10 2
11 2
12 2
13 3
14 3
15 4
16 4
17 5
18 5
19 7
20 7
21 8
22 10
23 11
24 12
25 16
26 19
27 21
28 23
29 29
30 34
31 41
32 46
33 56
34 68
35 80
36 92
37 114
38 135
39 158
40 182
41 225
42 269
43 320
44 369
45 455
46 544
47 644
48 753
49 921
50 1111
51 1321
52 1543
53 1891
54 2274
55 2711
56 3183
57 3895
58 4694
59 5591
60 6592
61 8051
62 9729
63 11624

List of values

[1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 3, 3, 4, 4, 5, 5, 7, 7, 8, 10, 11, 12, 16, 19, 21, 23, 29, 34, 41, 46, 56, 68, 80, 92, 114, 135, 158, 182, 225, 269, 320, 369, 455, 544, 644, 753, 921, 1111, 1321, 1543, 1891, 2274, 2711, 3183, 3895, 4694, 5591, 6592, 8051, 9729, 11624]