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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.

A140816 A third of digital roots of Bernoulli number denominators.

Table of values

n a(n)
0 1
1 2
2 1
3 2
4 1
5 1
6 1
7 2
8 2
9 2
10 2
11 1
12 1
13 2
14 2
15 1
16 2
17 2
18 1
19 2
20 1
21 2
22 2
23 1
24 2
25 1
26 2
27 2
28 2
29 1
30 2
31 2
32 2
33 1
34 1
35 2
36 1
37 2
38 1
39 2
40 2
41 1
42 2
43 2
44 1
45 1
46 2
47 2
48 2
49 2
50 1
51 2
52 2
53 1
54 1
55 2
56 2
57 2
58 2
59 2
60 1
61 2
62 1
63 2
64 2
65 2
66 2
67 2
68 2
69 1
70 2
71 2
72 2
73 2
74 2
75 1
76 1
77 1
78 2
79 2
80 2
81 2
82 2
83 1
84 2
85 1
86 2
87 1
88 2
89 1
90 2
91 2
92 2
93 2
94 1
95 2
96 2
97 2
98 1
99 1
100 2
101 2
102 1
103 2
104 1

List of values

[1, 2, 1, 2, 1, 1, 1, 2, 2, 2, 2, 1, 1, 2, 2, 1, 2, 2, 1, 2, 1, 2, 2, 1, 2, 1, 2, 2, 2, 1, 2, 2, 2, 1, 1, 2, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 2, 2, 2, 1, 2, 2, 1, 1, 2, 2, 2, 2, 2, 1, 2, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 1, 1, 1, 2, 2, 2, 2, 2, 1, 2, 1, 2, 1, 2, 1, 2, 2, 2, 2, 1, 2, 2, 2, 1, 1, 2, 2, 1, 2, 1]

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