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.

A118243 Triangle generated from Pell polynomials.

Table of values

n a(n)
0 1
1 1
2 2
3 1
4 3
5 5
6 1
7 4
8 10
9 12
10 1
11 5
12 17
13 33
14 29
15 1
16 6
17 26
18 72
19 109
20 70
21 1
22 7
23 37
24 135
25 305
26 360
27 169
28 1
29 8
30 50
31 228
32 701
33 1292
34 1189
35 408
36 1
37 9
38 65
39 357
40 1405
41 3640
42 5473
43 3927
44 985
45 1
46 10
47 82
48 528
49 2549
50 8658
51 18901
52 23184
53 12970
54 2378
55 1
56 11
57 101
58 747
59 4289

List of values

[1, 1, 2, 1, 3, 5, 1, 4, 10, 12, 1, 5, 17, 33, 29, 1, 6, 26, 72, 109, 70, 1, 7, 37, 135, 305, 360, 169, 1, 8, 50, 228, 701, 1292, 1189, 408, 1, 9, 65, 357, 1405, 3640, 5473, 3927, 985, 1, 10, 82, 528, 2549, 8658, 18901, 23184, 12970, 2378, 1, 11, 101, 747, 4289]