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.

A242871 Numbers n such that (n^n-3^3)/(n-3) is an integer.

Table of values

n a(n)
1 1
2 2
3 4
4 5
5 6
6 7
7 9
8 11
9 12
10 15
11 19
12 21
13 23
14 27
15 30
16 35
17 39
18 42
19 43
20 45
21 51
22 57
23 63
24 67
25 75
26 81
27 83
28 87
29 99
30 103
31 111
32 120
33 123
34 129
35 131
36 147
37 159
38 163
39 171
40 183
41 195
42 203
43 219
44 223
45 237
46 243
47 255
48 259
49 275
50 291
51 297
52 303
53 315
54 323
55 331
56 339
57 345
58 354
59 363
60 381
61 387

List of values

[1, 2, 4, 5, 6, 7, 9, 11, 12, 15, 19, 21, 23, 27, 30, 35, 39, 42, 43, 45, 51, 57, 63, 67, 75, 81, 83, 87, 99, 103, 111, 120, 123, 129, 131, 147, 159, 163, 171, 183, 195, 203, 219, 223, 237, 243, 255, 259, 275, 291, 297, 303, 315, 323, 331, 339, 345, 354, 363, 381, 387]