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.

A308168 Numbers m that cannot be represented as a k-tuple factorial b!k for any b and k < m-1.

Table of values

n a(n)
1 3
2 4
3 5
4 7
5 9
6 11
7 13
8 17
9 19
10 23
11 25
12 29
13 31
14 35
15 37
16 41
17 43
18 47
19 49
20 53
21 59
22 61
23 67
24 71
25 73
26 77
27 79
28 83
29 89
30 97
31 101
32 103
33 107
34 109
35 113
36 121
37 127
38 131
39 137
40 139
41 143
42 149
43 151
44 157
45 163
46 167
47 169
48 173
49 179
50 181
51 187
52 191
53 193
54 197
55 199
56 211
57 221
58 223
59 227
60 229
61 233
62 239
63 241
64 247
65 251
66 257
67 263

List of values

[3, 4, 5, 7, 9, 11, 13, 17, 19, 23, 25, 29, 31, 35, 37, 41, 43, 47, 49, 53, 59, 61, 67, 71, 73, 77, 79, 83, 89, 97, 101, 103, 107, 109, 113, 121, 127, 131, 137, 139, 143, 149, 151, 157, 163, 167, 169, 173, 179, 181, 187, 191, 193, 197, 199, 211, 221, 223, 227, 229, 233, 239, 241, 247, 251, 257, 263]

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

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