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.

A367619 a(n) is the most remote positive ancestor of n in the comma-child graph in base 3.

Table of values

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

List of values

[1, 2, 3, 3, 1, 1, 7, 1, 2, 2, 7, 1, 1, 2, 1, 1, 1, 1, 7, 1, 1, 2, 1, 7, 1, 7, 1, 1, 1, 1, 1, 1, 7, 7, 1, 1, 1, 7, 1, 1, 1, 1, 1, 1, 7, 7, 1, 1, 1, 7, 1, 1, 1, 1, 1, 1, 1, 7, 1, 1, 1, 1, 7, 1, 7, 1, 1, 1, 1, 1, 1, 1, 7, 1, 1, 1, 1, 7, 1, 7, 1, 1, 1, 1, 1, 1, 7]