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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.

A226153 Numbers n such that triangular(n) is an average of 4 consecutive primes.

Table of values

n a(n)
1 5
2 10
3 14
4 15
5 22
6 34
7 49
8 54
9 64
10 66
11 81
12 93
13 104
14 116
15 121
16 122
17 146
18 154
19 156
20 180
21 194
22 221
23 222
24 236
25 270
26 299
27 320
28 332
29 334
30 337
31 346
32 360
33 369
34 371
35 374
36 387
37 416
38 417
39 429
40 435
41 444
42 472
43 492
44 498
45 511
46 520
47 551
48 556
49 617
50 622
51 637
52 654
53 657
54 670
55 674
56 677
57 680

List of values

[5, 10, 14, 15, 22, 34, 49, 54, 64, 66, 81, 93, 104, 116, 121, 122, 146, 154, 156, 180, 194, 221, 222, 236, 270, 299, 320, 332, 334, 337, 346, 360, 369, 371, 374, 387, 416, 417, 429, 435, 444, 472, 492, 498, 511, 520, 551, 556, 617, 622, 637, 654, 657, 670, 674, 677, 680]

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

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