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.

A348919 Sum of the middle parts of the partitions of k into 3 parts for all 0 <= k <= n.

Table of values

n a(n)
0 0
1 0
2 0
3 1
4 2
5 5
6 10
7 18
8 29
9 47
10 69
11 100
12 140
13 191
14 253
15 333
16 426
17 540
18 675
19 834
20 1017
21 1234
22 1478
23 1760
24 2080
25 2442
26 2846
27 3305
28 3810
29 4375
30 5000
31 5690
32 6445
33 7281
34 8187
35 9180
36 10260
37 11433
38 12699
39 14077
40 15554
41 17150
42 18865
43 20706
44 22673
45 24788
46 27036
47 29440
48 32000
49 34724

List of values

[0, 0, 0, 1, 2, 5, 10, 18, 29, 47, 69, 100, 140, 191, 253, 333, 426, 540, 675, 834, 1017, 1234, 1478, 1760, 2080, 2442, 2846, 3305, 3810, 4375, 5000, 5690, 6445, 7281, 8187, 9180, 10260, 11433, 12699, 14077, 15554, 17150, 18865, 20706, 22673, 24788, 27036, 29440, 32000, 34724]