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.

A230414 Inverse function for injection A219650.

Table of values

n a(n)
0 0
1 1
2 2
3 0
4 0
5 3
6 4
7 5
8 0
9 0
10 6
11 7
12 8
13 0
14 0
15 9
16 10
17 11
18 0
19 0
20 0
21 0
22 0
23 12
24 13
25 14
26 0
27 0
28 15
29 16
30 17
31 0
32 0
33 18
34 19
35 20
36 0
37 0
38 21
39 22
40 23
41 0
42 0
43 0
44 0
45 0
46 24
47 25
48 26
49 0
50 0
51 27
52 28
53 29
54 0
55 0
56 30
57 31
58 32
59 0
60 0
61 33
62 34
63 35
64 0
65 0
66 0
67 0
68 0
69 36
70 37
71 38
72 0
73 0
74 39
75 40
76 41

List of values

[0, 1, 2, 0, 0, 3, 4, 5, 0, 0, 6, 7, 8, 0, 0, 9, 10, 11, 0, 0, 0, 0, 0, 12, 13, 14, 0, 0, 15, 16, 17, 0, 0, 18, 19, 20, 0, 0, 21, 22, 23, 0, 0, 0, 0, 0, 24, 25, 26, 0, 0, 27, 28, 29, 0, 0, 30, 31, 32, 0, 0, 33, 34, 35, 0, 0, 0, 0, 0, 36, 37, 38, 0, 0, 39, 40, 41]