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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.

A274354 Number of factors L(i) > 1 of A274281(n), where L = A000032 (Lucas numbers, 2,1,3,4,..., with 1 excluded).

Table of values

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

List of values

[1, 1, 1, 2, 1, 2, 1, 2, 2, 1, 2, 2, 3, 2, 1, 2, 2, 3, 2, 1, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 3, 2, 1, 2, 3, 2, 3, 2, 3, 4, 3, 2, 2, 1, 2, 3, 2, 3, 3, 2, 3, 4, 3, 2, 3, 2, 1, 2, 3, 2, 3, 3, 3, 2, 3, 4, 3, 4, 2, 3, 2, 1, 2, 2, 3, 3, 2, 3, 3, 4, 3, 2, 3, 4, 3]

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