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.

A087646 a(n) is the first term of the first run of exactly n non-perfect-powers.

Table of values

n a(n)
1 26
2 2
3 5
4 28
5 0
6 10
7 97337
8 17
9 2188
10 3126
11 2198
12 37
13 0
14 50
15 129
16 65
17 226
18 82
19 197
20 101
21 0
22 2026
23 1001
24 145
25 42850
26 170
27 485
28 0
29 6860
30 0
31 7745
32 257
33 0
34 290
35 1729
36 14348908
37 1332
38 362
39 2705
40 401
41 0
42 442
43 0
44 9217
45 0
46 530
47 21905

List of values

[26, 2, 5, 28, 0, 10, 97337, 17, 2188, 3126, 2198, 37, 0, 50, 129, 65, 226, 82, 197, 101, 0, 2026, 1001, 145, 42850, 170, 485, 0, 6860, 0, 7745, 257, 0, 290, 1729, 14348908, 1332, 362, 2705, 401, 0, 442, 0, 9217, 0, 530, 21905]