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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.

A353860 Number of collapsible integer compositions of n.

Table of values

n a(n)
0 0
1 1
2 2
3 2
4 5
5 2
6 12
7 2
8 26
9 9
10 36
11 2
12 206
13 2
14 132
15 40
16 677
17 2
18 1746
19 2
20 3398
21 136
22 2052
23 2
24 44388
25 33
26 8196
27 730
28 79166
29 2
30 263234
31 2
32 458330
33 2056
34 131076
35 160
36 8804349
37 2
38 524292
39 8200
40 13662156
41 2
42 36036674
43 2
44 48844526
45 90282
46 8388612
47 2
48 1971667502
49 129

List of values

[0, 1, 2, 2, 5, 2, 12, 2, 26, 9, 36, 2, 206, 2, 132, 40, 677, 2, 1746, 2, 3398, 136, 2052, 2, 44388, 33, 8196, 730, 79166, 2, 263234, 2, 458330, 2056, 131076, 160, 8804349, 2, 524292, 8200, 13662156, 2, 36036674, 2, 48844526, 90282, 8388612, 2, 1971667502, 129]

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

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