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.

A262889 a(n) = total number of nodes in the finite subtrees branching "right" (to the "larger side") from node n in the infinite trunk (A259934) of the tree generated by edge-relation A049820(child) = parent.

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 0
8 0
9 0
10 0
11 1
12 0
13 2
14 0
15 0
16 0
17 3
18 0
19 1
20 13
21 0
22 0
23 0
24 1
25 1
26 2
27 2
28 0
29 0
30 0
31 0
32 0
33 0
34 2
35 3
36 0
37 0
38 5
39 0
40 4
41 0
42 1
43 7
44 0
45 0
46 7
47 0
48 0
49 0
50 0
51 0
52 6
53 0
54 0
55 0
56 0
57 1
58 0
59 0
60 0
61 2
62 0
63 0
64 1
65 0
66 0
67 1
68 0
69 0
70 0
71 0
72 0
73 0
74 0
75 0
76 0
77 1
78 0
79 0
80 0
81 0
82 0
83 0
84 0
85 0
86 0
87 1
88 0
89 0
90 0
91 0
92 0
93 0
94 5
95 1
96 0
97 1
98 0
99 0
100 0
101 1
102 0
103 0
104 0
105 1
106 0
107 0
108 3
109 0
110 22
111 1
112 0
113 1
114 2
115 0
116 6
117 0
118 0
119 0
120 0
121 0
122 0

List of values

[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2, 0, 0, 0, 3, 0, 1, 13, 0, 0, 0, 1, 1, 2, 2, 0, 0, 0, 0, 0, 0, 2, 3, 0, 0, 5, 0, 4, 0, 1, 7, 0, 0, 7, 0, 0, 0, 0, 0, 6, 0, 0, 0, 0, 1, 0, 0, 0, 2, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 5, 1, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 3, 0, 22, 1, 0, 1, 2, 0, 6, 0, 0, 0, 0, 0, 0]