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.

A321354 Expansion of Product_{k>=0} (1 + x^(3^k))^(3^(k+1)).

Table of values

n a(n)
0 1
1 3
2 3
3 10
4 27
5 27
6 45
7 108
8 108
9 147
10 333
11 333
12 480
13 1107
14 1107
15 1467
16 3294
17 3294
18 3801
19 8109
20 8109
21 9300
22 19791
23 19791
24 22644
25 48141
26 48141
27 50806
28 104277
29 104277
30 107011
31 216756
32 216756
33 224937
34 458055
35 458055
36 454437
37 905256
38 905256
39 870777
40 1707075
41 1707075

List of values

[1, 3, 3, 10, 27, 27, 45, 108, 108, 147, 333, 333, 480, 1107, 1107, 1467, 3294, 3294, 3801, 8109, 8109, 9300, 19791, 19791, 22644, 48141, 48141, 50806, 104277, 104277, 107011, 216756, 216756, 224937, 458055, 458055, 454437, 905256, 905256, 870777, 1707075, 1707075]