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.

A020946 a(n) is the smallest number k such that A002487(k) = n.

Table of values

n a(n)
0 0
1 1
2 3
3 5
4 9
5 11
6 33
7 19
8 21
9 35
10 39
11 37
12 45
13 43
14 69
15 73
16 93
17 77
18 75
19 83
20 189
21 85
22 141
23 139
24 153
25 151
26 147
27 155
28 267
29 149
30 165
31 173
32 279
33 275
34 171
35 283
36 315
37 277
38 537
39 325
40 297
41 293
42 579
43 301
44 309
45 365
46 333
47 299
48 567
49 331
50 339
51 553
52 549
53 563
54 1275
55 341
56 585
57 565
58 615
59 629

List of values

[0, 1, 3, 5, 9, 11, 33, 19, 21, 35, 39, 37, 45, 43, 69, 73, 93, 77, 75, 83, 189, 85, 141, 139, 153, 151, 147, 155, 267, 149, 165, 173, 279, 275, 171, 283, 315, 277, 537, 325, 297, 293, 579, 301, 309, 365, 333, 299, 567, 331, 339, 553, 549, 563, 1275, 341, 585, 565, 615, 629]