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.

A322131 In the decimal expansion of n, replace each digit d with 2*d.

Table of values

n a(n)
0 0
1 2
2 4
3 6
4 8
5 10
6 12
7 14
8 16
9 18
10 20
11 22
12 24
13 26
14 28
15 210
16 212
17 214
18 216
19 218
20 40
21 42
22 44
23 46
24 48
25 410
26 412
27 414
28 416
29 418
30 60
31 62
32 64
33 66
34 68
35 610
36 612
37 614
38 616
39 618
40 80
41 82
42 84
43 86
44 88
45 810
46 812
47 814
48 816
49 818
50 100
51 102
52 104
53 106
54 108
55 1010
56 1012
57 1014

List of values

[0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 210, 212, 214, 216, 218, 40, 42, 44, 46, 48, 410, 412, 414, 416, 418, 60, 62, 64, 66, 68, 610, 612, 614, 616, 618, 80, 82, 84, 86, 88, 810, 812, 814, 816, 818, 100, 102, 104, 106, 108, 1010, 1012, 1014]