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.

A158908 First differences of A061238.

Table of values

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

List of values

[9, 18, 18, 36, 18, 36, 36, 18, 36, 36, 18, 36, 36, 36, 54, 18, 18, 90, 18, 54, 18, 18, 144, 18, 18, 54, 18, 18, 36, 36, 72, 18, 54, 18, 36, 72, 18, 54, 72, 18, 36, 36, 36, 54, 54, 54, 90, 36, 54, 72, 54, 36, 18, 18, 54, 54, 36, 54, 36, 18, 72, 18, 18, 18, 54, 18, 72, 36, 36, 18, 18]

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