login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A013659
as a simple table
n
a(n)
1
4
2
2
3
1
4
8
5
14
6
4
7
36
8
18
9
2
10
9
11
28
12
6
13
64
14
32
15
338
16
16
17
3
18
392
19
46
20
8
21
100
22
50
23
14
24
25
25
20
26
3038
[4,2,1,8,14,4,36,18,2,9,28,6,64,32,338,16,3,392, 46,8,100,50,14,25,20,3038]