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.

A078403 Primes whose digital root (A038194) is prime.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 11
6 23
7 29
8 41
9 43
10 47
11 59
12 61
13 79
14 83
15 97
16 101
17 113
18 131
19 137
20 149
21 151
22 167
23 173
24 191
25 223
26 227
27 239
28 241
29 257
30 263
31 277
32 281
33 293
34 311
35 313
36 317
37 331
38 347
39 349
40 353
41 367
42 383
43 389
44 401
45 419
46 421
47 439
48 443
49 457
50 461
51 479
52 491
53 509
54 547
55 563
56 569

List of values

[2, 3, 5, 7, 11, 23, 29, 41, 43, 47, 59, 61, 79, 83, 97, 101, 113, 131, 137, 149, 151, 167, 173, 191, 223, 227, 239, 241, 257, 263, 277, 281, 293, 311, 313, 317, 331, 347, 349, 353, 367, 383, 389, 401, 419, 421, 439, 443, 457, 461, 479, 491, 509, 547, 563, 569]