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.

A385430 Least number k such that k and k + n! have the same number of divisors.

Table of values

n a(n)
1 2
2 3
3 5
4 5
5 7
6 7
7 11
8 23
9 17
10 11
11 17
12 29
13 46
14 19
15 43
16 23
17 31
18 37
19 89
20 29
21 31
22 31
23 97
24 62
25 41
26 59
27 47
28 67
29 159
30 107
31 127
32 79
33 37
34 97
35 61
36 131
37 86
38 43
39 97
40 53
41 61
42 97
43 71
44 47
45 94
46 101
47 233
48 53
49 83
50 61
51 249
52 53
53 71
54 158
55 71
56 149
57 107
58 134
59 254
60 206
61 166
62 131
63 271

List of values

[2, 3, 5, 5, 7, 7, 11, 23, 17, 11, 17, 29, 46, 19, 43, 23, 31, 37, 89, 29, 31, 31, 97, 62, 41, 59, 47, 67, 159, 107, 127, 79, 37, 97, 61, 131, 86, 43, 97, 53, 61, 97, 71, 47, 94, 101, 233, 53, 83, 61, 249, 53, 71, 158, 71, 149, 107, 134, 254, 206, 166, 131, 271]

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

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