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.

A165706 a(0) = 1, a(n) = a([n/2]) + a([n/5]) for n > 1.

Table of values

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

List of values

[1, 2, 3, 3, 4, 5, 5, 5, 6, 6, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 12, 12, 12, 12, 12, 13, 13, 13, 13, 13, 13, 13, 14, 14, 14, 14, 14, 14, 14, 14, 18, 18, 18, 18, 18, 18, 18, 18, 18, 18, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 21, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22]

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

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