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.

A270890 Numbers k such that (8*10^k + 49)/3 is prime.

Table of values

n a(n)
1 0
2 1
3 2
4 3
5 4
6 5
7 6
8 10
9 24
10 33
11 34
12 35
13 45
14 52
15 56
16 62
17 65
18 103
19 166
20 424
21 886
22 1418
23 1825
24 4895
25 5715
26 7011
27 7810
28 9097
29 12773
30 14746
31 20085
32 25359
33 27967
34 46629
35 48507
36 68722
37 74944
38 102541
39 118960
40 157368

List of values

[0, 1, 2, 3, 4, 5, 6, 10, 24, 33, 34, 35, 45, 52, 56, 62, 65, 103, 166, 424, 886, 1418, 1825, 4895, 5715, 7011, 7810, 9097, 12773, 14746, 20085, 25359, 27967, 46629, 48507, 68722, 74944, 102541, 118960, 157368]