login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A085153
as a simple table
n
a(n)
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
14
11
15
12
20
13
24
14
27
15
35
16
48
17
49
18
63
19
80
20
125
21
224
22
2400
23
4374
[1,2,3,4,5,6,7,8,9,14,15,20,24,27,35,48,49,63,80, 125,224,2400,4374]