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.

A046426 Numbers requiring 6 steps to reach a prime under the prime factor concatenation procedure.

Table of values

n a(n)
1 45
2 64
3 153
4 156
5 169
6 186
7 190
8 195
9 258
10 304
11 325
12 381
13 396
14 464
15 493
16 561
17 575
18 602
19 646
20 652
21 662
22 713
23 725
24 825
25 843
26 879
27 880
28 899
29 944
30 948
31 951
32 957
33 988
34 989
35 1007
36 1048
37 1106
38 1121
39 1166
40 1239
41 1252
42 1265
43 1267
44 1293
45 1390
46 1422
47 1474
48 1480
49 1486

List of values

[45, 64, 153, 156, 169, 186, 190, 195, 258, 304, 325, 381, 396, 464, 493, 561, 575, 602, 646, 652, 662, 713, 725, 825, 843, 879, 880, 899, 944, 948, 951, 957, 988, 989, 1007, 1048, 1106, 1121, 1166, 1239, 1252, 1265, 1267, 1293, 1390, 1422, 1474, 1480, 1486]