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.

A034049 Numbers with multiplicative digital root value 2.

Table of values

n a(n)
1 2
2 12
3 21
4 26
5 34
6 37
7 43
8 62
9 73
10 112
11 121
12 126
13 134
14 137
15 143
16 162
17 173
18 211
19 216
20 223
21 232
22 261
23 278
24 279
25 287
26 297
27 299
28 314
29 317
30 322
31 341
32 367
33 369
34 371
35 376
36 389
37 396
38 398
39 413
40 431
41 447
42 469
43 474
44 496
45 612
46 621
47 637
48 639
49 649
50 666
51 673
52 693
53 694
54 713

List of values

[2, 12, 21, 26, 34, 37, 43, 62, 73, 112, 121, 126, 134, 137, 143, 162, 173, 211, 216, 223, 232, 261, 278, 279, 287, 297, 299, 314, 317, 322, 341, 367, 369, 371, 376, 389, 396, 398, 413, 431, 447, 469, 474, 496, 612, 621, 637, 639, 649, 666, 673, 693, 694, 713]