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.

A106129 Numbers k such that the k-th semiprime == 4 (mod k).

Table of values

n a(n)
1 1
2 2
3 5
4 37
5 38
6 58
7 61
8 70
9 77
10 613379
11 613413
12 613415
13 613429
14 613485
15 613509
16 613518
17 613521
18 613533
19 613543
20 613599
21 6384425449
22 6384425459
23 6384425463
24 6384425517
25 6384425557
26 6384425574
27 6384425634

List of values

[1, 2, 5, 37, 38, 58, 61, 70, 77, 613379, 613413, 613415, 613429, 613485, 613509, 613518, 613521, 613533, 613543, 613599, 6384425449, 6384425459, 6384425463, 6384425517, 6384425557, 6384425574, 6384425634]