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.

A170842 G.f.: Product_{k>=1} (1 + 2x^(2^k-1) + 3x^(2^k)).

Table of values

n a(n)
0 1
1 2
2 3
3 2
4 7
5 12
6 9
7 2
8 7
9 12
10 13
11 20
12 45
13 54
14 27
15 2
16 7
17 12
18 13
19 20
20 45
21 54
22 31
23 20
24 45
25 62
26 79
27 150
28 243
29 216
30 81
31 2
32 7
33 12
34 13
35 20
36 45
37 54
38 31
39 20
40 45
41 62
42 79
43 150
44 243
45 216
46 85
47 20
48 45
49 62
50 79
51 150
52 243
53 224
54 133
55 150
56 259
57 344
58 537
59 936
60 1161
61 810
62 243
63 2
64 7
65 12
66 13
67 20
68 45

List of values

[1, 2, 3, 2, 7, 12, 9, 2, 7, 12, 13, 20, 45, 54, 27, 2, 7, 12, 13, 20, 45, 54, 31, 20, 45, 62, 79, 150, 243, 216, 81, 2, 7, 12, 13, 20, 45, 54, 31, 20, 45, 62, 79, 150, 243, 216, 85, 20, 45, 62, 79, 150, 243, 224, 133, 150, 259, 344, 537, 936, 1161, 810, 243, 2, 7, 12, 13, 20, 45]