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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.

A327720 Expansion of Product_{k>=1} (1 + x^k/(1 + x^(2*k)/(1 + x^(3*k)/(1 + x^(4*k)/(1 + x^(5*k)))))).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 3
6 3
7 3
8 4
9 6
10 7
11 9
12 10
13 12
14 14
15 17
16 21
17 23
18 26
19 32
20 40
21 46
22 51
23 57
24 68
25 80
26 91
27 102
28 115
29 135
30 156
31 180
32 197
33 219
34 250
35 290
36 333
37 364
38 403
39 456
40 526
41 594
42 648
43 708
44 803
45 922
46 1037
47 1128
48 1223
49 1373
50 1560
51 1752
52 1902
53 2062
54 2300
55 2613
56 2926
57 3149
58 3378
59 3740

List of values

[1, 1, 1, 1, 2, 3, 3, 3, 4, 6, 7, 9, 10, 12, 14, 17, 21, 23, 26, 32, 40, 46, 51, 57, 68, 80, 91, 102, 115, 135, 156, 180, 197, 219, 250, 290, 333, 364, 403, 456, 526, 594, 648, 708, 803, 922, 1037, 1128, 1223, 1373, 1560, 1752, 1902, 2062, 2300, 2613, 2926, 3149, 3378, 3740]

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