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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.

A122005 Triangle read by rows: n-th row starts with n and continues with 1/3 the previous value as long as that is an integer.

Table of values

n a(n)
1 1
2 2
3 3
4 1
5 4
6 5
7 6
8 2
9 7
10 8
11 9
12 3
13 1
14 10
15 11
16 12
17 4
18 13
19 14
20 15
21 5
22 16
23 17
24 18
25 6
26 2
27 19
28 20
29 21
30 7
31 22
32 23
33 24
34 8
35 25
36 26
37 27
38 9
39 3
40 1
41 28
42 29
43 30
44 10
45 31
46 32
47 33
48 11
49 34
50 35
51 36
52 12
53 4
54 37
55 38
56 39
57 13
58 40
59 41
60 42
61 14
62 43
63 44
64 45
65 15
66 5
67 46
68 47
69 48
70 12
71 4
72 49
73 50
74 51
75 17

List of values

[1, 2, 3, 1, 4, 5, 6, 2, 7, 8, 9, 3, 1, 10, 11, 12, 4, 13, 14, 15, 5, 16, 17, 18, 6, 2, 19, 20, 21, 7, 22, 23, 24, 8, 25, 26, 27, 9, 3, 1, 28, 29, 30, 10, 31, 32, 33, 11, 34, 35, 36, 12, 4, 37, 38, 39, 13, 40, 41, 42, 14, 43, 44, 45, 15, 5, 46, 47, 48, 12, 4, 49, 50, 51, 17]

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

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