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.

A219789 Least prime in the form x*y-1 with x > 0, y > 0 and x + y = n > 3.

Table of values

n a(n)
4 2
5 3
6 7
7 5
8 11
9 7
10 23
11 17
12 19
13 11
14 23
15 13
16 47
17 29
18 31
19 17
20 83
21 19
22 71
23 41
24 43
25 23
26 47
27 71
28 131
29 53
30 103
31 29
32 59
33 31
34 167
35 149
36 67
37 101
38 71
39 37
40 383
41 113
42 79
43 41
44 83
45 43
46 167
47 89
48 251
49 47
50 263
51 97
52 191
53 101
54 103
55 53
56 107
57 109
58 311
59 113
60 223
61 59
62 431
63 61
64 239
65 353

List of values

[2, 3, 7, 5, 11, 7, 23, 17, 19, 11, 23, 13, 47, 29, 31, 17, 83, 19, 71, 41, 43, 23, 47, 71, 131, 53, 103, 29, 59, 31, 167, 149, 67, 101, 71, 37, 383, 113, 79, 41, 83, 43, 167, 89, 251, 47, 263, 97, 191, 101, 103, 53, 107, 109, 311, 113, 223, 59, 431, 61, 239, 353]

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

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