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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.

A105588 Diagonal sums of a Moebius-binomial triangle.

Table of values

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

List of values

[1, 1, 2, 2, 2, 2, 3, 3, 4, 3, 4, 4, 5, 5, 5, 5, 7, 7, 7, 7, 9, 8, 9, 8, 11, 9, 10, 9, 11, 10, 10, 10, 13, 12, 13, 12, 17, 14, 14, 14, 18, 16, 16, 17, 20, 17, 16, 16, 21, 18, 17, 17, 23, 20, 20, 18, 24, 22, 23, 21, 26, 23, 23, 22, 27, 24, 24, 24, 30, 25, 26, 24, 34, 27, 28, 26, 33, 28]

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

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