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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.

A127841 a(1)=1, a(2)=...=a(7)=0, a(n) = a(n-7)+a(n-6) for n>7.

Table of values

n a(n)
1 1
2 0
3 0
4 0
5 0
6 0
7 0
8 1
9 0
10 0
11 0
12 0
13 0
14 1
15 1
16 0
17 0
18 0
19 0
20 1
21 2
22 1
23 0
24 0
25 0
26 1
27 3
28 3
29 1
30 0
31 0
32 1
33 4
34 6
35 4
36 1
37 0
38 1
39 5
40 10
41 10
42 5
43 1
44 1
45 6
46 15
47 20
48 15
49 6
50 2
51 7
52 21
53 35
54 35
55 21
56 8
57 9
58 28
59 56
60 70
61 56
62 29
63 17
64 37
65 84
66 126
67 126
68 85
69 46
70 54
71 121
72 210
73 252
74 211

List of values

[1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 2, 1, 0, 0, 0, 1, 3, 3, 1, 0, 0, 1, 4, 6, 4, 1, 0, 1, 5, 10, 10, 5, 1, 1, 6, 15, 20, 15, 6, 2, 7, 21, 35, 35, 21, 8, 9, 28, 56, 70, 56, 29, 17, 37, 84, 126, 126, 85, 46, 54, 121, 210, 252, 211]

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