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.

A001404 Triangle of values of 2-d recurrence.

Table of values

n a(n)
0 1
1 1
2 1
3 2
4 2
5 1
6 4
7 5
8 2
9 1
10 9
11 11
12 5
13 2
14 1
15 20
16 25
17 12
18 5
19 2
20 1
21 45
22 57
23 27
24 12
25 5
26 2
27 1
28 102
29 129
30 62
31 28
32 12
33 5
34 2
35 1
36 231
37 293
38 141
39 64
40 28
41 12
42 5
43 2
44 1
45 524
46 665
47 321
48 146
49 65
50 28
51 12
52 5
53 2
54 1
55 1189
56 1510
57 729
58 333
59 148
60 65
61 28
62 12
63 5
64 2
65 1
66 2699
67 3428
68 1656

List of values

[1, 1, 1, 2, 2, 1, 4, 5, 2, 1, 9, 11, 5, 2, 1, 20, 25, 12, 5, 2, 1, 45, 57, 27, 12, 5, 2, 1, 102, 129, 62, 28, 12, 5, 2, 1, 231, 293, 141, 64, 28, 12, 5, 2, 1, 524, 665, 321, 146, 65, 28, 12, 5, 2, 1, 1189, 1510, 729, 333, 148, 65, 28, 12, 5, 2, 1, 2699, 3428, 1656]