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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.

A144912 Unreduced numerators of digital mean, dm_num(b, n), with rows n in {2, 3, 4, ...} and columns b in {2, 3, 4, ..., n}.

Table of values

n a(n)
2 0
3 2
4 -2
5 -1
6 0
7 -4
8 1
9 2
10 -2
11 -6
12 1
13 0
14 0
15 -4
16 -8
17 3
18 2
19 2
20 -2
21 -6
22 -10
23 -2
24 4
25 -2
26 0
27 -4
28 -8
29 -12
30 0
31 -4
32 0
33 2
34 -2
35 -6
36 -10
37 -14
38 0
39 -2
40 2
41 -4
42 0
43 -4
44 -8
45 -12
46 -16
47 2
48 0
49 4
50 -2
51 2
52 -2
53 -6
54 -10
55 -14
56 -18
57 0
58 -2
59 0
60 0
61 -6
62 0
63 -4
64 -8
65 -12
66 -16
67 -20

List of values

[0, 2, -2, -1, 0, -4, 1, 2, -2, -6, 1, 0, 0, -4, -8, 3, 2, 2, -2, -6, -10, -2, 4, -2, 0, -4, -8, -12, 0, -4, 0, 2, -2, -6, -10, -14, 0, -2, 2, -4, 0, -4, -8, -12, -16, 2, 0, 4, -2, 2, -2, -6, -10, -14, -18, 0, -2, 0, 0, -6, 0, -4, -8, -12, -16, -20]

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