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.

A189660 Partial sums of A064990.

Table of values

n a(n)
1 0
2 0
3 1
4 1
5 1
6 2
7 3
8 4
9 4
10 4
11 4
12 5
13 5
14 5
15 6
16 7
17 8
18 8
19 9
20 10
21 10
22 11
23 12
24 12
25 12
26 12
27 13
28 13
29 13
30 14
31 14
32 14
33 15
34 16
35 17
36 17
37 17
38 17
39 18
40 18
41 18
42 19
43 20
44 21
45 21
46 22
47 23
48 23
49 24
50 25
51 25
52 25
53 25
54 26
55 27
56 28
57 28
58 29
59 30
60 30
61 30
62 30
63 31
64 32
65 33
66 33
67 34
68 35
69 35
70 35
71 35
72 36
73 36
74 36
75 37
76 37
77 37
78 38
79 39
80 40
81 40

List of values

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