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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.

A086350 Square array of Pell related numbers, read by antidiagonals.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 2
5 2
6 1
7 3
8 5
9 2
10 1
11 4
12 10
13 12
14 4
15 1
16 5
17 17
18 34
19 29
20 4
21 1
22 6
23 26
24 74
25 116
26 70
27 8
28 1
29 7
30 37
31 138
32 325
33 396
34 169
35 8
36 1
37 8
38 50
39 232
40 740
41 1432
42 1352
43 408
44 16
45 1
46 9
47 65
48 362
49 1469
50 3988
51 6317
52 4616
53 985
54 16
55 1
56 10
57 82
58 534
59 2644
60 9354
61 21544
62 27878
63 15760
64 2378
65 32

List of values

[1, 1, 1, 1, 2, 2, 1, 3, 5, 2, 1, 4, 10, 12, 4, 1, 5, 17, 34, 29, 4, 1, 6, 26, 74, 116, 70, 8, 1, 7, 37, 138, 325, 396, 169, 8, 1, 8, 50, 232, 740, 1432, 1352, 408, 16, 1, 9, 65, 362, 1469, 3988, 6317, 4616, 985, 16, 1, 10, 82, 534, 2644, 9354, 21544, 27878, 15760, 2378, 32]