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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.

A335690 a(1) = 1, a(2) = a(3) = 2; a(n) = (a(n-1) + a(n-2) + 1)/a(n-3) (for n>3).

Table of values

n a(n)
1 1
2 2
3 2
4 5
5 4
6 5
7 2
8 2
9 1
10 2
11 2
12 5
13 4
14 5
15 2
16 2
17 1
18 2
19 2
20 5
21 4
22 5
23 2
24 2
25 1
26 2
27 2
28 5
29 4
30 5
31 2
32 2
33 1
34 2
35 2
36 5
37 4
38 5
39 2
40 2
41 1
42 2
43 2
44 5
45 4
46 5
47 2
48 2
49 1
50 2
51 2
52 5
53 4
54 5
55 2
56 2
57 1
58 2
59 2
60 5
61 4
62 5
63 2
64 2
65 1
66 2
67 2
68 5
69 4
70 5
71 2
72 2
73 1
74 2
75 2
76 5
77 4
78 5
79 2
80 2
81 1
82 2
83 2
84 5
85 4

List of values

[1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4, 5, 2, 2, 1, 2, 2, 5, 4]

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