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.

A348066 Matula-Goebel tree number of tree n with all duplicate sibling subtrees reduced to one copy of each.

Table of values

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

List of values

[1, 2, 3, 2, 5, 6, 3, 2, 3, 10, 11, 6, 13, 6, 15, 2, 5, 6, 3, 10, 3, 22, 5, 6, 5, 26, 3, 6, 29, 30, 31, 2, 33, 10, 15, 6, 13, 6, 39, 10, 41, 6, 13, 22, 15, 10, 47, 6, 3, 10, 15, 26, 3, 6, 55, 6, 3, 58, 11, 30, 13, 62, 3, 2, 65, 66, 5, 10, 15, 30, 29, 6, 5, 26]

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

Content is available under The OEIS End-User License Agreement.