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.

A261637 Expansion of Product_{k>=0} (1+x^(3*k+1))^4.

Table of values

n a(n)
0 1
1 4
2 6
3 4
4 5
5 16
6 24
7 20
8 26
9 48
10 56
11 60
12 98
13 132
14 130
15 168
16 253
17 288
18 324
19 448
20 539
21 588
22 780
23 1000
24 1086
25 1304
26 1690
27 1916
28 2205
29 2812
30 3274
31 3648
32 4507
33 5396
34 6018
35 7200
36 8674
37 9680
38 11250
39 13616
40 15425
41 17532
42 20962
43 23988
44 26960
45 31868
46 36836
47 41164

List of values

[1, 4, 6, 4, 5, 16, 24, 20, 26, 48, 56, 60, 98, 132, 130, 168, 253, 288, 324, 448, 539, 588, 780, 1000, 1086, 1304, 1690, 1916, 2205, 2812, 3274, 3648, 4507, 5396, 6018, 7200, 8674, 9680, 11250, 13616, 15425, 17532, 20962, 23988, 26960, 31868, 36836, 41164]