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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.

A280226 Number of partitions of 2n into two squarefree parts.

Table of values

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

List of values

[1, 2, 2, 3, 2, 4, 3, 5, 4, 6, 5, 7, 5, 7, 5, 8, 7, 11, 7, 11, 8, 13, 8, 13, 8, 14, 10, 13, 11, 15, 11, 15, 11, 18, 13, 21, 14, 20, 13, 20, 13, 22, 14, 23, 17, 23, 17, 24, 17, 25, 18, 26, 19, 31, 19, 29, 20, 31, 20, 31, 20, 33, 23, 30, 23, 32, 23, 32, 23, 35, 24, 41, 25, 39]

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

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