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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.

A184186 Irregular triangle read by rows: row n is the overall Wiener index vector of the rooted tree having Matula-Goebel number n (n>=2).

Table of values

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

List of values

[1, 2, 4, 2, 4, 3, 8, 10, 3, 8, 10, 3, 12, 9, 3, 12, 9, 4, 12, 20, 20, 4, 12, 20, 20, 4, 12, 20, 20, 4, 16, 29, 18, 4, 16, 29, 18, 4, 16, 29, 18, 5, 16, 30, 40, 35, 4, 24, 36, 16, 4, 16, 29, 18, 5, 20, 49, 56, 31, 4, 24, 36, 16, 5, 20, 39, 58, 32, 5, 20, 39]

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

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