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.

A281356 G.f.: 1 + Sum_{n>=1} x^(3*n-2) / Product_{k=1..n} (1-x^k).

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 2
6 3
7 4
8 5
9 6
10 9
11 10
12 13
13 17
14 21
15 25
16 33
17 39
18 49
19 60
20 73
21 88
22 110
23 130
24 158
25 191
26 230
27 273
28 331
29 391
30 468
31 556
32 660
33 779
34 927
35 1087
36 1284
37 1510
38 1775
39 2075
40 2438
41 2842
42 3323
43 3872
44 4510

List of values

[1, 1, 1, 1, 2, 2, 3, 4, 5, 6, 9, 10, 13, 17, 21, 25, 33, 39, 49, 60, 73, 88, 110, 130, 158, 191, 230, 273, 331, 391, 468, 556, 660, 779, 927, 1087, 1284, 1510, 1775, 2075, 2438, 2842, 3323, 3872, 4510]