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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.

A032190 Number of cyclic compositions of n into parts >= 2.

Table of values

n a(n)
1 0
2 1
3 1
4 2
5 2
6 4
7 4
8 7
9 9
10 14
11 18
12 30
13 40
14 63
15 93
16 142
17 210
18 328
19 492
20 765
21 1169
22 1810
23 2786
24 4340
25 6712
26 10461
27 16273
28 25414
29 39650
30 62074
31 97108
32 152287
33 238837
34 375166
35 589526
36 927554
37 1459960
38 2300347
39 3626241
40 5721044
41 9030450
42 14264308
43 22542396

List of values

[0, 1, 1, 2, 2, 4, 4, 7, 9, 14, 18, 30, 40, 63, 93, 142, 210, 328, 492, 765, 1169, 1810, 2786, 4340, 6712, 10461, 16273, 25414, 39650, 62074, 97108, 152287, 238837, 375166, 589526, 927554, 1459960, 2300347, 3626241, 5721044, 9030450, 14264308, 22542396]

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

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