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.

A080979 Each tree encoded in A014486 mapped to the corresponding branch-reduced zigzag-tree (positions in A014486).

Table of values

n a(n)
0 0
1 1
2 2
3 3
4 2
5 5
6 6
7 7
8 3
9 2
10 5
11 11
12 12
13 5
14 6
15 15
16 16
17 7
18 18
19 6
20 20
21 7
22 3
23 2
24 5
25 11
26 12
27 5
28 11
29 29
30 30
31 12
32 32
33 11
34 34
35 12
36 5
37 6
38 15
39 39
40 40
41 15
42 16
43 43
44 16
45 7
46 18
47 47
48 48
49 49
50 18
51 6
52 15
53 53
54 20
55 55
56 16
57 57
58 7
59 18
60 6
61 20
62 20
63 7
64 3
65 2
66 5
67 11
68 12
69 5
70 11
71 29
72 30
73 12
74 32
75 11
76 34
77 12
78 5
79 11
80 29

List of values

[0, 1, 2, 3, 2, 5, 6, 7, 3, 2, 5, 11, 12, 5, 6, 15, 16, 7, 18, 6, 20, 7, 3, 2, 5, 11, 12, 5, 11, 29, 30, 12, 32, 11, 34, 12, 5, 6, 15, 39, 40, 15, 16, 43, 16, 7, 18, 47, 48, 49, 18, 6, 15, 53, 20, 55, 16, 57, 7, 18, 6, 20, 20, 7, 3, 2, 5, 11, 12, 5, 11, 29, 30, 12, 32, 11, 34, 12, 5, 11, 29]