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.

A371099 a(n) = gcd(36*n+9, A276086(36*n+9)), where A276086 is the primorial base exp-function.

Table of values

n a(n)
0 3
1 15
2 3
3 3
4 3
5 21
6 75
7 3
8 33
9 3
10 3
11 15
12 3
13 3
14 3
15 3
16 15
17 3
18 3
19 231
20 3
21 15
22 3
23 3
24 3
25 3
26 105
27 3
28 3
29 3
30 363
31 75
32 3
33 21
34 3
35 3
36 15
37 3
38 3
39 3
40 21
41 165
42 3
43 3
44 3
45 3
46 15
47 3
48 3
49 3
50 3
51 15
52 33
53 3
54 21
55 3
56 75
57 3
58 3
59 3
60 3
61 735
62 3
63 33
64 3
65 3
66 15
67 3
68 273
69 3
70 3
71 15
72 3
73 3
74 33
75 21
76 15
77 3
78 3
79 3
80 3
81 975
82 3
83 3
84 3
85 33
86 15
87 3
88 3
89 21
90 3
91 15

List of values

[3, 15, 3, 3, 3, 21, 75, 3, 33, 3, 3, 15, 3, 3, 3, 3, 15, 3, 3, 231, 3, 15, 3, 3, 3, 3, 105, 3, 3, 3, 363, 75, 3, 21, 3, 3, 15, 3, 3, 3, 21, 165, 3, 3, 3, 3, 15, 3, 3, 3, 3, 15, 33, 3, 21, 3, 75, 3, 3, 3, 3, 735, 3, 33, 3, 3, 15, 3, 273, 3, 3, 15, 3, 3, 33, 21, 15, 3, 3, 3, 3, 975, 3, 3, 3, 33, 15, 3, 3, 21, 3, 15]