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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.

A061775 Number of nodes in rooted tree with Matula-Goebel number n.

Table of values

n a(n)
1 1
2 2
3 3
4 3
5 4
6 4
7 4
8 4
9 5
10 5
11 5
12 5
13 5
14 5
15 6
16 5
17 5
18 6
19 5
20 6
21 6
22 6
23 6
24 6
25 7
26 6
27 7
28 6
29 6
30 7
31 6
32 6
33 7
34 6
35 7
36 7
37 6
38 6
39 7
40 7
41 6
42 7
43 6
44 7
45 8
46 7
47 7
48 7
49 7
50 8
51 7
52 7
53 6
54 8
55 8
56 7
57 7
58 7
59 6
60 8
61 7
62 7
63 8
64 7
65 8
66 8
67 6
68 7
69 8
70 8
71 7
72 8
73 7
74 7
75 9
76 7
77 8
78 8
79 7
80 8
81 9
82 7
83 7
84 8
85 8
86 7
87 8
88 8
89 7
90 9
91 8
92 8
93 8
94 8
95 8
96 8
97 8
98 8
99 9
100 9
101 7
102 8
103 8
104 8
105 9
106 7
107 7
108 9

List of values

[1, 2, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 6, 5, 5, 6, 5, 6, 6, 6, 6, 6, 7, 6, 7, 6, 6, 7, 6, 6, 7, 6, 7, 7, 6, 6, 7, 7, 6, 7, 6, 7, 8, 7, 7, 7, 7, 8, 7, 7, 6, 8, 8, 7, 7, 7, 6, 8, 7, 7, 8, 7, 8, 8, 6, 7, 8, 8, 7, 8, 7, 7, 9, 7, 8, 8, 7, 8, 9, 7, 7, 8, 8, 7, 8, 8, 7, 9, 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 7, 8, 8, 8, 9, 7, 7, 9]

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

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