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.

A308172 a(0)=1; thereafter a(n) = smallest number missing from A081145 after A081145(n) has been calculated.

Table of values

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

List of values

[1, 2, 3, 3, 3, 5, 5, 5, 6, 6, 6, 9, 9, 9, 10, 10, 10, 11, 11, 11, 13, 13, 13, 15, 15, 15, 17, 17, 17, 18, 18, 18, 19, 19, 19, 22, 22, 22, 23, 23, 24, 24, 24, 26, 26, 26, 29, 29, 29, 30, 30, 30, 31, 31, 31, 32, 32, 32, 35, 35, 35, 36, 36, 36, 38, 38, 38, 39, 39, 39, 40, 40, 43]

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

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