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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.

A330772 a(n) = 1 for n<1; for n >= 0, a(n+1) = 2*a(n-a(n)).

Table of values

n a(n)
1 2
2 2
3 2
4 4
5 2
6 4
7 4
8 4
9 8
10 4
11 8
12 4
13 8
14 4
15 8
16 8
17 8
18 16
19 4
20 16
21 8
22 16
23 8
24 16
25 8
26 16
27 8
28 8
29 32
30 2
31 16
32 16
33 16
34 16
35 32
36 4
37 32
38 4
39 32
40 8
41 32
42 16
43 32
44 16
45 16
46 64
47 2
48 32
49 16
50 32
51 32
52 8
53 32
54 16
55 8
56 4
57 16
58 64
59 2
60 32
61 16
62 32
63 4
64 4
65 64
66 4
67 64
68 4
69 8
70 32
71 8
72 8
73 8
74 128

List of values

[2, 2, 2, 4, 2, 4, 4, 4, 8, 4, 8, 4, 8, 4, 8, 8, 8, 16, 4, 16, 8, 16, 8, 16, 8, 16, 8, 8, 32, 2, 16, 16, 16, 16, 32, 4, 32, 4, 32, 8, 32, 16, 32, 16, 16, 64, 2, 32, 16, 32, 32, 8, 32, 16, 8, 4, 16, 64, 2, 32, 16, 32, 4, 4, 64, 4, 64, 4, 8, 32, 8, 8, 8, 128]

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

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