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.

A020646 Least positive integer k for which 7^n divides k!.

Table of values

n a(n)
0 1
1 7
2 14
3 21
4 28
5 35
6 42
7 49
8 49
9 56
10 63
11 70
12 77
13 84
14 91
15 98
16 98
17 105
18 112
19 119
20 126
21 133
22 140
23 147
24 147
25 154
26 161
27 168
28 175
29 182
30 189
31 196
32 196
33 203
34 210
35 217
36 224
37 231
38 238
39 245
40 245
41 252
42 259
43 266
44 273
45 280
46 287
47 294
48 294
49 301
50 308
51 315
52 322
53 329
54 336
55 343
56 343
57 343
58 350

List of values

[1, 7, 14, 21, 28, 35, 42, 49, 49, 56, 63, 70, 77, 84, 91, 98, 98, 105, 112, 119, 126, 133, 140, 147, 147, 154, 161, 168, 175, 182, 189, 196, 196, 203, 210, 217, 224, 231, 238, 245, 245, 252, 259, 266, 273, 280, 287, 294, 294, 301, 308, 315, 322, 329, 336, 343, 343, 343, 350]