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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.

A347785 Number of compositions (ordered partitions) of n into at most 4 powers of 2.

Table of values

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

List of values

[1, 1, 2, 3, 6, 9, 12, 14, 18, 17, 18, 22, 24, 22, 26, 24, 18, 17, 26, 22, 30, 30, 34, 24, 24, 22, 34, 24, 26, 24, 24, 0, 18, 17, 26, 22, 38, 30, 34, 24, 30, 30, 42, 24, 34, 24, 24, 0, 24, 22, 34, 24, 34, 24, 24, 0, 26, 24, 24, 0, 24, 0, 0, 0, 18, 17, 26, 22, 38, 30]

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

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