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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.

A061773 Triangle in which n-th row lists Matula-Goebel numbers for all rooted trees with n nodes.

Table of values

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
14 14
15 16
16 17
17 19
18 15
19 18
20 20
21 21
22 22
23 23
24 24
25 26
26 28
27 29
28 31
29 32
30 34
31 37
32 38
33 41
34 43
35 53
36 59
37 67
38 25
39 27
40 30
41 33
42 35
43 36
44 39
45 40
46 42
47 44
48 46
49 47
50 48
51 49
52 51
53 52
54 56
55 57
56 58
57 61
58 62
59 64
60 68
61 71
62 73
63 74
64 76
65 79
66 82
67 83
68 86
69 89
70 101
71 106

List of values

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 16, 17, 19, 15, 18, 20, 21, 22, 23, 24, 26, 28, 29, 31, 32, 34, 37, 38, 41, 43, 53, 59, 67, 25, 27, 30, 33, 35, 36, 39, 40, 42, 44, 46, 47, 48, 49, 51, 52, 56, 57, 58, 61, 62, 64, 68, 71, 73, 74, 76, 79, 82, 83, 86, 89, 101, 106]

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

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