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.

A308886 Positions of 1's on the spiral defined in A308884.

Table of values

n a(n)
1 4
2 5
3 6
4 9
5 10
6 11
7 12
8 15
9 21
10 24
11 31
12 34
13 44
14 58
15 61
16 64
17 66
18 67
19 68
20 69
21 71
22 72
23 75
24 78
25 80
26 81
27 82
28 84
29 85
30 86
31 87
32 89
33 90
34 93
35 96
36 99
37 100
38 109
39 111
40 120
41 122
42 131
43 133
44 136
45 139
46 142
47 161
48 164
49 187
50 190
51 196
52 198
53 200
54 201
55 202
56 203
57 204
58 205
59 207
60 209
61 210
62 211
63 213
64 215

List of values

[4, 5, 6, 9, 10, 11, 12, 15, 21, 24, 31, 34, 44, 58, 61, 64, 66, 67, 68, 69, 71, 72, 75, 78, 80, 81, 82, 84, 85, 86, 87, 89, 90, 93, 96, 99, 100, 109, 111, 120, 122, 131, 133, 136, 139, 142, 161, 164, 187, 190, 196, 198, 200, 201, 202, 203, 204, 205, 207, 209, 210, 211, 213, 215]