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.

A199398 XOR of the first n odd numbers.

Table of values

n a(n)
1 1
2 2
3 7
4 0
5 9
6 2
7 15
8 0
9 17
10 2
11 23
12 0
13 25
14 2
15 31
16 0
17 33
18 2
19 39
20 0
21 41
22 2
23 47
24 0
25 49
26 2
27 55
28 0
29 57
30 2
31 63
32 0
33 65
34 2
35 71
36 0
37 73
38 2
39 79
40 0
41 81
42 2
43 87
44 0
45 89
46 2
47 95
48 0
49 97
50 2
51 103
52 0
53 105
54 2
55 111
56 0
57 113
58 2
59 119
60 0
61 121
62 2
63 127
64 0
65 129
66 2
67 135
68 0
69 137
70 2
71 143
72 0
73 145
74 2
75 151
76 0
77 153
78 2
79 159
80 0
81 161
82 2
83 167
84 0
85 169
86 2
87 175
88 0
89 177
90 2
91 183
92 0
93 185
94 2
95 191

List of values

[1, 2, 7, 0, 9, 2, 15, 0, 17, 2, 23, 0, 25, 2, 31, 0, 33, 2, 39, 0, 41, 2, 47, 0, 49, 2, 55, 0, 57, 2, 63, 0, 65, 2, 71, 0, 73, 2, 79, 0, 81, 2, 87, 0, 89, 2, 95, 0, 97, 2, 103, 0, 105, 2, 111, 0, 113, 2, 119, 0, 121, 2, 127, 0, 129, 2, 135, 0, 137, 2, 143, 0, 145, 2, 151, 0, 153, 2, 159, 0, 161, 2, 167, 0, 169, 2, 175, 0, 177, 2, 183, 0, 185, 2, 191]