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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.

A117900 Expansion of (1 + 2*x + 4*x^2 + 4*x^3 + 2*x^4)/((1+x)*(1-x^3)^2).

Table of values

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

List of values

[1, 1, 3, 3, 3, 5, 6, 4, 8, 8, 6, 10, 11, 7, 13, 13, 9, 15, 16, 10, 18, 18, 12, 20, 21, 13, 23, 23, 15, 25, 26, 16, 28, 28, 18, 30, 31, 19, 33, 33, 21, 35, 36, 22, 38, 38, 24, 40, 41, 25, 43, 43, 27, 45, 46, 28, 48, 48, 30, 50, 51, 31, 53, 53, 33, 55, 56, 34, 58, 58, 36]

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