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.

A038668 a(n)=[ n/3 ] + [ n/4 ] + [ n/7 ] + [ n/11 ] + [ n/18 ] + [ n/29 ] + [ n/47 ] + [ n/76 ] + [ n/123 ] + [ n/199 ]... (using Lucas numbers A000204).

Table of values

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

List of values

[0, 0, 1, 2, 2, 3, 4, 5, 6, 6, 7, 9, 9, 10, 11, 12, 12, 14, 14, 15, 17, 18, 18, 20, 20, 20, 21, 23, 24, 25, 25, 26, 28, 28, 29, 32, 32, 32, 33, 34, 34, 36, 36, 38, 39, 39, 40, 42, 43, 43, 44, 45, 45, 47, 48, 50, 51, 52, 52, 54, 54, 54, 56, 57, 57, 59, 59, 60, 61, 62, 62, 65, 65, 65]

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

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