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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.

A212621 The overall first Zagreb index of the rooted tree having Matula-Goebel number n.

Table of values

n a(n)
1 0
2 2
3 10
4 10
5 28
6 28
7 36
8 36
9 60
10 60
11 60
12 80
13 80
14 80
15 110
16 112
17 80
18 158
19 112
20 146
21 146
22 110
23 158
24 222
25 182
26 158
27 294
28 196
29 146
30 266
31 110
32 320
33 182
34 146
35 238
36 414
37 222
38 222
39 266
40 370
41 158
42 354
43 196
44 238
45 472
46 294
47 266
48 594
49 312
50 424
51 238
52 354
53 320
54 744
55 280
56 494
57 370
58 266
59 146
60 660
61 414
62 182
63 624

List of values

[0, 2, 10, 10, 28, 28, 36, 36, 60, 60, 60, 80, 80, 80, 110, 112, 80, 158, 112, 146, 146, 110, 158, 222, 182, 158, 294, 196, 146, 266, 110, 320, 182, 146, 238, 414, 222, 222, 266, 370, 158, 354, 196, 238, 472, 294, 266, 594, 312, 424, 238, 354, 320, 744, 280, 494, 370, 266, 146, 660, 414, 182, 624]

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

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