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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.

A237718 9-distance Pell numbers.

Table of values

n a(n)
0 1
1 1
2 1
3 1
4 1
5 1
6 1
7 1
8 1
9 3
10 3
11 5
12 5
13 7
14 7
15 9
16 9
17 11
18 15
19 17
20 25
21 27
22 39
23 41
24 57
25 59
26 79
27 89
28 113
29 139
30 167
31 217
32 249
33 331
34 367
35 489
36 545
37 715
38 823
39 1049
40 1257
41 1547
42 1919
43 2281
44 2897
45 3371
46 4327
47 5017
48 6425
49 7531
50 9519

List of values

[1, 1, 1, 1, 1, 1, 1, 1, 1, 3, 3, 5, 5, 7, 7, 9, 9, 11, 15, 17, 25, 27, 39, 41, 57, 59, 79, 89, 113, 139, 167, 217, 249, 331, 367, 489, 545, 715, 823, 1049, 1257, 1547, 1919, 2281, 2897, 3371, 4327, 5017, 6425, 7531, 9519]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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