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.

A102471 Numbers n such that the denominator of Sum_{k=0 to 2n} 1/k! is (2n)!.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 8
8 9
9 10
10 13
11 14
12 20
13 23
14 24
15 29
16 33
17 34
18 35
19 40
20 43
21 48
22 49
23 59
24 63
25 65
26 68
27 73
28 75
29 85
30 88
31 89
32 90
33 94
34 95
35 103
36 104
37 105
38 108
39 115
40 130
41 133
42 134
43 139
44 143
45 144
46 150
47 153
48 154
49 163
50 164
51 169
52 173
53 179
54 183
55 185
56 189
57 190
58 194
59 195
60 198
61 199
62 204

List of values

[0, 1, 2, 3, 4, 5, 8, 9, 10, 13, 14, 20, 23, 24, 29, 33, 34, 35, 40, 43, 48, 49, 59, 63, 65, 68, 73, 75, 85, 88, 89, 90, 94, 95, 103, 104, 105, 108, 115, 130, 133, 134, 139, 143, 144, 150, 153, 154, 163, 164, 169, 173, 179, 183, 185, 189, 190, 194, 195, 198, 199, 204]

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

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