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.

A320315 Number of weakly unimodal compositions of n in which the greatest part occurs exactly four times.

Table of values

n a(n)
0 1
1 0
2 0
3 0
4 1
5 0
6 0
7 0
8 1
9 2
10 3
11 4
12 6
13 8
14 12
15 16
16 24
17 32
18 46
19 62
20 87
21 116
22 160
23 212
24 288
25 380
26 508
27 666
28 883
29 1150
30 1508
31 1954
32 2542
33 3274
34 4229
35 5416
36 6949
37 8856
38 11292
39 14320
40 18162
41 22922
42 28921
43 36344
44 45641
45 57112
46 71407
47 88998
48 110816
49 137600
50 170665

List of values

[1, 0, 0, 0, 1, 0, 0, 0, 1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 46, 62, 87, 116, 160, 212, 288, 380, 508, 666, 883, 1150, 1508, 1954, 2542, 3274, 4229, 5416, 6949, 8856, 11292, 14320, 18162, 22922, 28921, 36344, 45641, 57112, 71407, 88998, 110816, 137600, 170665]