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.

A039803 Column 4 of inverse partition triangle A038498.

Table of values

n a(n)
4 1
5 -1
6 -1
7 0
8 0
9 2
10 1
11 1
12 0
13 -1
14 -1
15 -2
16 -3
17 -3
18 -2
19 -2
20 0
21 1
22 3
23 4
24 6
25 7
26 9
27 8
28 10
29 9
30 8
31 6
32 3
33 -2
34 -5
35 -10
36 -16
37 -20
38 -27
39 -32
40 -37
41 -40
42 -44
43 -43
44 -47
45 -42
46 -42
47 -34
48 -30
49 -18
50 -12
51 7
52 17
53 39
54 53
55 76
56 92
57 118
58 133
59 158
60 175
61 196
62 210
63 226
64 237
65 244

List of values

[1, -1, -1, 0, 0, 2, 1, 1, 0, -1, -1, -2, -3, -3, -2, -2, 0, 1, 3, 4, 6, 7, 9, 8, 10, 9, 8, 6, 3, -2, -5, -10, -16, -20, -27, -32, -37, -40, -44, -43, -47, -42, -42, -34, -30, -18, -12, 7, 17, 39, 53, 76, 92, 118, 133, 158, 175, 196, 210, 226, 237, 244]