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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.

A010077 a(n) = sum of digits of a(n-1) + sum of digits of a(n-2); a(0) = 0, a(1) = 1.

Table of values

n a(n)
0 0
1 1
2 1
3 2
4 3
5 5
6 8
7 13
8 12
9 7
10 10
11 8
12 9
13 17
14 17
15 16
16 15
17 13
18 10
19 5
20 6
21 11
22 8
23 10
24 9
25 10
26 10
27 2
28 3
29 5
30 8
31 13
32 12
33 7
34 10
35 8
36 9
37 17
38 17
39 16
40 15
41 13
42 10
43 5
44 6
45 11
46 8
47 10
48 9
49 10
50 10
51 2
52 3
53 5
54 8
55 13
56 12
57 7
58 10
59 8
60 9
61 17
62 17
63 16
64 15
65 13
66 10
67 5
68 6
69 11
70 8
71 10
72 9
73 10
74 10

List of values

[0, 1, 1, 2, 3, 5, 8, 13, 12, 7, 10, 8, 9, 17, 17, 16, 15, 13, 10, 5, 6, 11, 8, 10, 9, 10, 10, 2, 3, 5, 8, 13, 12, 7, 10, 8, 9, 17, 17, 16, 15, 13, 10, 5, 6, 11, 8, 10, 9, 10, 10, 2, 3, 5, 8, 13, 12, 7, 10, 8, 9, 17, 17, 16, 15, 13, 10, 5, 6, 11, 8, 10, 9, 10, 10]

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