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.

A117918 Difference row triangle of the Pell sequence.

Table of values

n a(n)
1 1
2 1
3 2
4 2
5 3
6 5
7 2
8 4
9 7
10 12
11 4
12 6
13 10
14 17
15 29
16 4
17 8
18 14
19 24
20 41
21 70
22 8
23 12
24 20
25 34
26 58
27 99
28 169
29 8
30 16
31 28
32 48
33 82
34 140
35 239
36 408
37 16
38 24
39 40
40 68
41 116
42 198
43 338
44 577
45 985
46 16
47 32
48 56
49 96
50 164
51 280
52 478
53 816
54 1393
55 2378
56 32
57 48
58 80
59 136
60 232
61 396
62 676
63 1154
64 1970
65 3363
66 5741

List of values

[1, 1, 2, 2, 3, 5, 2, 4, 7, 12, 4, 6, 10, 17, 29, 4, 8, 14, 24, 41, 70, 8, 12, 20, 34, 58, 99, 169, 8, 16, 28, 48, 82, 140, 239, 408, 16, 24, 40, 68, 116, 198, 338, 577, 985, 16, 32, 56, 96, 164, 280, 478, 816, 1393, 2378, 32, 48, 80, 136, 232, 396, 676, 1154, 1970, 3363, 5741]