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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.

A206490 The eccentric connectivity index of the rooted tree with Matula-Goebel number n.

Table of values

n a(n)
1 0
2 2
3 6
4 6
5 14
6 14
7 9
8 9
9 24
10 24
11 24
12 19
13 19
14 19
15 38
16 12
17 19
18 29
19 12
20 31
21 31
22 38
23 29
24 24
25 54
26 29
27 36
28 24
29 31
30 45
31 38
32 15
33 54
34 31
35 47
36 34
37 24
38 24
39 45
40 38
41 29
42 36
43 24
44 47
45 54
46 36
47 45
48 29
49 38
50 61
51 47
52 36
53 15
54 41
55 74
56 29
57 38
58 45
59 31
60 52
61 34
62 54
63 43
64 18
65 63
66 63
67 24
68 38
69 54
70 54
71 38
72 39
73 36
74 34
75 70
76 29
77 65
78 52

List of values

[0, 2, 6, 6, 14, 14, 9, 9, 24, 24, 24, 19, 19, 19, 38, 12, 19, 29, 12, 31, 31, 38, 29, 24, 54, 29, 36, 24, 31, 45, 38, 15, 54, 31, 47, 34, 24, 24, 45, 38, 29, 36, 24, 47, 54, 36, 45, 29, 38, 61, 47, 36, 15, 41, 74, 29, 38, 45, 31, 52, 34, 54, 43, 18, 63, 63, 24, 38, 54, 54, 38, 39, 36, 34, 70, 29, 65, 52]

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

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