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.

A353487 a(n) = A276086(2*n) mod 4, where A276086 is the primorial base exp-function.

Table of values

n a(n)
0 1
1 3
2 1
3 1
4 3
5 1
6 1
7 3
8 1
9 1
10 3
11 1
12 1
13 3
14 1
15 3
16 1
17 3
18 3
19 1
20 3
21 3
22 1
23 3
24 3
25 1
26 3
27 3
28 1
29 3
30 1
31 3
32 1
33 1
34 3
35 1
36 1
37 3
38 1
39 1
40 3
41 1
42 1
43 3
44 1
45 3
46 1
47 3
48 3
49 1
50 3
51 3
52 1
53 3
54 3
55 1
56 3
57 3
58 1
59 3
60 1
61 3
62 1
63 1
64 3
65 1
66 1
67 3
68 1
69 1
70 3
71 1
72 1
73 3
74 1
75 3
76 1
77 3
78 3
79 1
80 3
81 3
82 1
83 3
84 3
85 1
86 3
87 3
88 1
89 3
90 1
91 3
92 1
93 1
94 3
95 1
96 1
97 3
98 1
99 1
100 3
101 1
102 1
103 3
104 1
105 3

List of values

[1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 3, 1, 3, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 1, 3, 1, 3]