cp's OEIS Frontend

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.

A168221 a(n) = A006368(A006368(n)).

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 9
5 6
6 7
7 4
8 18
9 5
10 11
11 12
12 27
13 15
14 16
15 8
16 36
17 10
18 20
19 21
20 45
21 24
22 25
23 13
24 54
25 14
26 29
27 30
28 63
29 33
30 34
31 17
32 72
33 19
34 38
35 39
36 81
37 42
38 43
39 22
40 90
41 23
42 47
43 48
44 99
45 51
46 52
47 26
48 108
49 28
50 56
51 57
52 117
53 60
54 61
55 31
56 126
57 32
58 65
59 66
60 135
61 69
62 70
63 35
64 144
65 37
66 74
67 75
68 153
69 78
70 79
71 40

List of values

[0, 1, 2, 3, 9, 6, 7, 4, 18, 5, 11, 12, 27, 15, 16, 8, 36, 10, 20, 21, 45, 24, 25, 13, 54, 14, 29, 30, 63, 33, 34, 17, 72, 19, 38, 39, 81, 42, 43, 22, 90, 23, 47, 48, 99, 51, 52, 26, 108, 28, 56, 57, 117, 60, 61, 31, 126, 32, 65, 66, 135, 69, 70, 35, 144, 37, 74, 75, 153, 78, 79, 40]

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