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.

A331287 a(n) = gcd(n, A225546(n)).

Table of values

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

List of values

[1, 2, 1, 1, 1, 2, 1, 2, 9, 2, 1, 12, 1, 2, 1, 1, 1, 18, 1, 4, 1, 2, 1, 24, 1, 2, 9, 4, 1, 2, 1, 2, 1, 2, 1, 9, 1, 2, 1, 8, 1, 2, 1, 4, 9, 2, 1, 4, 1, 2, 1, 4, 1, 18, 1, 8, 1, 2, 1, 12, 1, 2, 9, 1, 1, 2, 1, 4, 1, 2, 1, 18, 1, 2, 3, 4, 1, 2, 1, 80, 1, 2, 1, 12, 1, 2, 1, 8, 1, 18, 1, 4, 1, 2, 1, 8, 1, 2, 9, 1, 1, 2, 1, 8, 1]