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.

A031239 Position of n-th 3 in A031235.

Table of values

n a(n)
1 3
2 11
3 21
4 26
5 28
6 30
7 31
8 32
9 34
10 41
11 54
12 69
13 84
14 91
15 94
16 97
17 99
18 100
19 103
20 114
21 129
22 144
23 159
24 166
25 169
26 172
27 174
28 175
29 178
30 189
31 197
32 200
33 203
34 204
35 206
36 209
37 212
38 215
39 218
40 219
41 221
42 224
43 227
44 230
45 233
46 234
47 236
48 239
49 241
50 242

List of values

[3, 11, 21, 26, 28, 30, 31, 32, 34, 41, 54, 69, 84, 91, 94, 97, 99, 100, 103, 114, 129, 144, 159, 166, 169, 172, 174, 175, 178, 189, 197, 200, 203, 204, 206, 209, 212, 215, 218, 219, 221, 224, 227, 230, 233, 234, 236, 239, 241, 242]