cp's OEIS Frontend

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.

A098133 Number of compositions of n in which the smallest part is equal to the number of parts.

Table of values

n a(n)
1 1
2 0
3 0
4 1
5 2
6 2
7 2
8 2
9 3
10 5
11 8
12 11
13 14
14 17
15 20
16 24
17 30
18 39
19 52
20 69
21 90
22 115
23 144
24 177
25 215
26 260
27 315
28 384
29 472
30 584
31 725
32 900
33 1114
34 1372
35 1679
36 2041
37 2466
38 2965
39 3553
40 4250
41 5082
42 6081
43 7285
44 8738
45 10490
46 12597
47 15121
48 18130
49 21699
50 25912
51 30865
52 36670

List of values

[1, 0, 0, 1, 2, 2, 2, 2, 3, 5, 8, 11, 14, 17, 20, 24, 30, 39, 52, 69, 90, 115, 144, 177, 215, 260, 315, 384, 472, 584, 725, 900, 1114, 1372, 1679, 2041, 2466, 2965, 3553, 4250, 5082, 6081, 7285, 8738, 10490, 12597, 15121, 18130, 21699, 25912, 30865, 36670]