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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.

A357978 Replace prime(k) with prime(A000009(k)) in the prime factorization of n.

Table of values

n a(n)
1 1
2 2
3 2
4 4
5 3
6 4
7 3
8 8
9 4
10 6
11 5
12 8
13 7
14 6
15 6
16 16
17 11
18 8
19 13
20 12
21 6
22 10
23 19
24 16
25 9
26 14
27 8
28 12
29 29
30 12
31 37
32 32
33 10
34 22
35 9
36 16
37 47
38 26
39 14
40 24
41 61
42 12
43 79
44 20
45 12
46 38
47 103
48 32
49 9
50 18
51 22
52 28
53 131
54 16
55 15
56 24
57 26
58 58
59 163
60 24
61 199
62 74
63 12
64 64
65 21
66 20
67 251
68 44
69 38

List of values

[1, 2, 2, 4, 3, 4, 3, 8, 4, 6, 5, 8, 7, 6, 6, 16, 11, 8, 13, 12, 6, 10, 19, 16, 9, 14, 8, 12, 29, 12, 37, 32, 10, 22, 9, 16, 47, 26, 14, 24, 61, 12, 79, 20, 12, 38, 103, 32, 9, 18, 22, 28, 131, 16, 15, 24, 26, 58, 163, 24, 199, 74, 12, 64, 21, 20, 251, 44, 38]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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