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.

A206487 Number of ordered trees isomorphic (as rooted trees) to the rooted tree having Matula number n.

Table of values

n a(n)
1 1
2 1
3 1
4 1
5 1
6 2
7 1
8 1
9 1
10 2
11 1
12 3
13 2
14 2
15 2
16 1
17 1
18 3
19 1
20 3
21 2
22 2
23 1
24 4
25 1
26 4
27 1
28 3
29 2
30 6
31 1
32 1
33 2
34 2
35 2
36 6
37 3
38 2
39 4
40 4
41 2
42 6
43 2
44 3
45 3
46 2
47 2
48 5
49 1
50 3
51 2
52 6
53 1
54 4
55 2
56 4
57 2
58 4
59 1
60 12
61 3
62 2
63 3
64 1
65 4
66 6
67 1
68 3
69 2
70 6
71 3
72 10
73 2
74 6
75 3
76 3
77 2
78 12
79 2
80 5
81 1
82 4
83 1
84 12
85 2
86 4
87 4
88 4
89 4
90 12
91 4
92 3
93 2
94 4
95 2
96 6
97 1
98 3
99 3
100 6
101 4
102 6
103 1
104 8
105 6
106 2
107 3
108 10
109 2
110 6
111 6
112 5
113 6
114 6
115 2
116 6
117 6
118 2
119 2
120 20
121 1
122 6
123 4
124 3
125 1
126 12
127 1
128 1
129 4
130 12
131 1
132 12
133 2
134 2
135 4
136 4
137 2
138 6
139 2
140 12
141 4
142 6
143 4
144 15
145 4
146 4
147 3
148 9
149 2
150 12
151 6
152 4
153 3
154 6
155 2
156 24
157 3
158 4
159 2
160 6

List of values

[1, 1, 1, 1, 1, 2, 1, 1, 1, 2, 1, 3, 2, 2, 2, 1, 1, 3, 1, 3, 2, 2, 1, 4, 1, 4, 1, 3, 2, 6, 1, 1, 2, 2, 2, 6, 3, 2, 4, 4, 2, 6, 2, 3, 3, 2, 2, 5, 1, 3, 2, 6, 1, 4, 2, 4, 2, 4, 1, 12, 3, 2, 3, 1, 4, 6, 1, 3, 2, 6, 3, 10, 2, 6, 3, 3, 2, 12, 2, 5, 1, 4, 1, 12, 2, 4, 4, 4, 4, 12, 4, 3, 2, 4, 2, 6, 1, 3, 3, 6, 4, 6, 1, 8, 6, 2, 3, 10, 2, 6, 6, 5, 6, 6, 2, 6, 6, 2, 2, 20, 1, 6, 4, 3, 1, 12, 1, 1, 4, 12, 1, 12, 2, 2, 4, 4, 2, 6, 2, 12, 4, 6, 4, 15, 4, 4, 3, 9, 2, 12, 6, 4, 3, 6, 2, 24, 3, 4, 2, 6]