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.

A141033 Numbers that cannot be formed by the concatenation of previous terms.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 6
8 7
9 8
10 9
11 11
12 22
13 33
14 44
15 55
16 66
17 77
18 88
19 99
20 100
21 101
22 121
23 131
24 141
25 151
26 161
27 171
28 181
29 191
30 200
31 202
32 212
33 232
34 242
35 252
36 262
37 272
38 282
39 292
40 300
41 303
42 313
43 323
44 343
45 353
46 363
47 373
48 383
49 393
50 400
51 404

List of values

[0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 11, 22, 33, 44, 55, 66, 77, 88, 99, 100, 101, 121, 131, 141, 151, 161, 171, 181, 191, 200, 202, 212, 232, 242, 252, 262, 272, 282, 292, 300, 303, 313, 323, 343, 353, 363, 373, 383, 393, 400, 404]