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.

A356301 The nearest common ancestor of A000265(sigma(n)) and A000265(n) in the tree depicted in A253563.

Table of values

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

List of values

[1, 1, 1, 1, 3, 3, 1, 1, 3, 3, 3, 3, 7, 3, 3, 1, 3, 9, 5, 3, 1, 3, 3, 3, 5, 3, 3, 7, 3, 9, 1, 1, 3, 3, 3, 3, 19, 3, 3, 3, 3, 3, 11, 3, 9, 3, 3, 3, 3, 3, 9, 7, 3, 9, 3, 3, 3, 3, 3, 15, 31, 3, 3, 1, 3, 9, 17, 3, 3, 3, 3, 9, 37, 3, 3, 5, 3, 21, 5, 3, 3, 3, 3, 3, 3, 3, 15, 3, 3, 45, 7, 3, 1, 3, 3, 3, 7, 3, 9, 5, 3, 9, 13, 3, 3]