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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.

A064877 a(n) = n - (A064873(n) + A064874(n) + A064875(n) + A064876(n)).

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 2
5 2
6 2
7 2
8 4
9 6
10 6
11 6
12 6
13 8
14 8
15 8
16 12
17 12
18 12
19 12
20 14
21 14
22 14
23 14
24 16
25 20
26 20
27 20
28 20
29 22
30 22
31 22
32 24
33 24
34 26
35 26
36 30
37 30
38 30
39 30
40 32
41 32
42 32
43 32
44 34
45 36
46 36
47 36
48 36
49 42
50 42
51 42
52 42
53 44
54 44
55 44
56 44
57 46
58 48
59 48
60 48
61 50
62 50
63 50
64 56
65 56
66 56
67 54
68 58
69 58
70 56
71 56
72 60
73 62

List of values

[0, 0, 0, 0, 2, 2, 2, 2, 4, 6, 6, 6, 6, 8, 8, 8, 12, 12, 12, 12, 14, 14, 14, 14, 16, 20, 20, 20, 20, 22, 22, 22, 24, 24, 26, 26, 30, 30, 30, 30, 32, 32, 32, 32, 34, 36, 36, 36, 36, 42, 42, 42, 42, 44, 44, 44, 44, 46, 48, 48, 48, 50, 50, 50, 56, 56, 56, 54, 58, 58, 56, 56, 60, 62]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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