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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.

A247303 Convolution of A010059(n) with itself.

Table of values

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

List of values

[1, 0, 0, 2, 0, 2, 3, 0, 2, 4, 3, 2, 5, 2, 2, 8, 2, 4, 7, 2, 7, 6, 4, 8, 7, 4, 6, 10, 4, 10, 11, 0, 10, 12, 7, 10, 11, 6, 8, 16, 9, 8, 12, 10, 10, 14, 13, 8, 15, 12, 10, 18, 10, 14, 17, 8, 14, 20, 15, 10, 21, 10, 10, 32, 10, 12, 23, 10, 19, 22, 16, 16, 21, 16]

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