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.

A167679 Replace odd digits with 2 and even digits with 1.

Table of values

n a(n)
0 1
1 2
2 1
3 2
4 1
5 2
6 1
7 2
8 1
9 2
10 21
11 22
12 21
13 22
14 21
15 22
16 21
17 22
18 21
19 22
20 11
21 12
22 11
23 12
24 11
25 12
26 11
27 12
28 11
29 12
30 21
31 22
32 21
33 22
34 21
35 22
36 21
37 22
38 21
39 22
40 11
41 12
42 11
43 12
44 11
45 12
46 11
47 12
48 11
49 12
50 21
51 22
52 21
53 22
54 21
55 22
56 21
57 22
58 21
59 22
60 11
61 12
62 11
63 12
64 11
65 12
66 11
67 12
68 11
69 12
70 21
71 22
72 21

List of values

[1, 2, 1, 2, 1, 2, 1, 2, 1, 2, 21, 22, 21, 22, 21, 22, 21, 22, 21, 22, 11, 12, 11, 12, 11, 12, 11, 12, 11, 12, 21, 22, 21, 22, 21, 22, 21, 22, 21, 22, 11, 12, 11, 12, 11, 12, 11, 12, 11, 12, 21, 22, 21, 22, 21, 22, 21, 22, 21, 22, 11, 12, 11, 12, 11, 12, 11, 12, 11, 12, 21, 22, 21]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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