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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.

A084139 a(n) is the largest number for which exactly n primes are bounded between a(n) and 2a(n) exclusively.

Table of values

n a(n)
0 1
1 5
2 8
3 14
4 20
5 23
6 29
7 33
8 35
9 48
10 50
11 53
12 63
13 74
14 75
15 83
16 89
17 90
18 113
19 114
20 116
21 119
22 120
23 131
24 134
25 140
26 153
27 155
28 173
29 174
30 183
31 186
32 200
33 204
34 209
35 215
36 216
37 219
38 230
39 243
40 245
41 251
42 284
43 285
44 293
45 296
46 299
47 300
48 303
49 320
50 321
51 323
52 326
53 329
54 338
55 359
56 363

List of values

[1, 5, 8, 14, 20, 23, 29, 33, 35, 48, 50, 53, 63, 74, 75, 83, 89, 90, 113, 114, 116, 119, 120, 131, 134, 140, 153, 155, 173, 174, 183, 186, 200, 204, 209, 215, 216, 219, 230, 243, 245, 251, 284, 285, 293, 296, 299, 300, 303, 320, 321, 323, 326, 329, 338, 359, 363]

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

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