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.

A308931 Sum of the third largest parts in the partitions of n into 7 parts.

Table of values

n a(n)
0 0
1 0
2 0
3 0
4 0
5 0
6 0
7 1
8 1
9 2
10 4
11 7
12 11
13 19
14 28
15 42
16 61
17 88
18 121
19 171
20 228
21 307
22 405
23 531
24 682
25 880
26 1111
27 1403
28 1750
29 2174
30 2670
31 3281
32 3983
33 4827
34 5807
35 6965
36 8291
37 9861
38 11641
39 13718
40 16080
41 18804
42 21881
43 25423
44 29392
45 33921
46 39001
47 44753
48 51163
49 58411

List of values

[0, 0, 0, 0, 0, 0, 0, 1, 1, 2, 4, 7, 11, 19, 28, 42, 61, 88, 121, 171, 228, 307, 405, 531, 682, 880, 1111, 1403, 1750, 2174, 2670, 3281, 3983, 4827, 5807, 6965, 8291, 9861, 11641, 13718, 16080, 18804, 21881, 25423, 29392, 33921, 39001, 44753, 51163, 58411]