cp's OEIS Frontend

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.

A156899 a(n) = the largest prime power <= the n-th positive squarefree integer.

Table of values

n a(n)
1 1
2 2
3 3
4 5
5 5
6 7
7 9
8 11
9 13
10 13
11 13
12 17
13 19
14 19
15 19
16 23
17 25
18 29
19 29
20 31
21 32
22 32
23 32
24 37
25 37
26 37
27 41
28 41
29 43
30 43
31 47
32 49
33 53
34 53
35 53
36 53
37 59
38 61
39 61
40 64
41 64
42 67
43 67
44 67
45 71
46 73
47 73
48 73
49 73
50 79
51 81
52 83
53 83
54 83
55 83
56 89
57 89
58 89
59 89
60 89
61 97
62 101
63 101
64 103
65 103
66 103
67 107
68 109
69 109

List of values

[1, 2, 3, 5, 5, 7, 9, 11, 13, 13, 13, 17, 19, 19, 19, 23, 25, 29, 29, 31, 32, 32, 32, 37, 37, 37, 41, 41, 43, 43, 47, 49, 53, 53, 53, 53, 59, 61, 61, 64, 64, 67, 67, 67, 71, 73, 73, 73, 73, 79, 81, 83, 83, 83, 83, 89, 89, 89, 89, 89, 97, 101, 101, 103, 103, 103, 107, 109, 109]

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

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