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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.

A380118 a(n) = Sum_{k=1..n} (A014963(k) - A061397(k)).

Table of values

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

List of values

[1, 1, 1, 3, 3, 4, 4, 6, 9, 10, 10, 11, 11, 12, 13, 15, 15, 16, 16, 17, 18, 19, 19, 20, 25, 26, 29, 30, 30, 31, 31, 33, 34, 35, 36, 37, 37, 38, 39, 40, 40, 41, 41, 42, 43, 44, 44, 45, 52, 53, 54, 55, 55, 56, 57, 58, 59, 60, 60, 61, 61, 62, 63, 65, 66, 67, 67, 68, 69, 70]

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

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