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.

A242973 Positions in both e and Pi where both digits in the same position are prime.

Table of values

n a(n)
1 1
2 5
3 9
4 16
5 17
6 18
7 25
8 29
9 30
10 34
11 40
12 54
13 64
14 65
15 74
16 77
17 84
18 90
19 92
20 94
21 100
22 103
23 112
24 115
25 124
26 132
27 136
28 137
29 138
30 143
31 144
32 159
33 178
34 179
35 180
36 195
37 204
38 211
39 217
40 236
41 242
42 253
43 275
44 283
45 286
46 293
47 302
48 303
49 305
50 307
51 317
52 321
53 326
54 334
55 339
56 344
57 347

List of values

[1, 5, 9, 16, 17, 18, 25, 29, 30, 34, 40, 54, 64, 65, 74, 77, 84, 90, 92, 94, 100, 103, 112, 115, 124, 132, 136, 137, 138, 143, 144, 159, 178, 179, 180, 195, 204, 211, 217, 236, 242, 253, 275, 283, 286, 293, 302, 303, 305, 307, 317, 321, 326, 334, 339, 344, 347]