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.

A097062 Interleave 2*n+1 and 2*n-1.

Table of values

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

List of values

[1, -1, 3, 1, 5, 3, 7, 5, 9, 7, 11, 9, 13, 11, 15, 13, 17, 15, 19, 17, 21, 19, 23, 21, 25, 23, 27, 25, 29, 27, 31, 29, 33, 31, 35, 33, 37, 35, 39, 37, 41, 39, 43, 41, 45, 43, 47, 45, 49, 47, 51, 49, 53, 51, 55, 53, 57, 55, 59, 57, 61, 59, 63, 61, 65, 63, 67, 65, 69, 67, 71, 69, 73, 71, 75, 73, 77, 75, 79, 77, 81, 79, 83, 81, 85, 83, 87, 85]