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.

A089228 Numbers m such that 1 + Sum_{k=1..m} prime(k) is prime.

Table of values

n a(n)
1 1
2 3
3 5
4 7
5 9
6 13
7 19
8 25
9 29
10 31
11 49
12 51
13 57
14 97
15 99
16 103
17 109
18 119
19 123
20 127
21 163
22 169
23 179
24 185
25 195
26 207
27 209
28 211
29 213
30 217
31 221
32 223
33 233
34 235
35 239
36 251
37 261
38 269
39 273
40 289
41 295
42 297
43 303
44 325
45 329
46 333
47 347
48 369
49 371
50 375
51 409
52 439
53 449
54 453
55 455
56 467

List of values

[1, 3, 5, 7, 9, 13, 19, 25, 29, 31, 49, 51, 57, 97, 99, 103, 109, 119, 123, 127, 163, 169, 179, 185, 195, 207, 209, 211, 213, 217, 221, 223, 233, 235, 239, 251, 261, 269, 273, 289, 295, 297, 303, 325, 329, 333, 347, 369, 371, 375, 409, 439, 449, 453, 455, 467]