login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A321729
as a simple table
n
a(n)
0
1
1
1
2
1
3
2
4
3
5
4
6
6
7
8
8
12
9
16
10
22
11
28
12
40
13
51
[1,1,1,2,3,4,6,8,12,16,22,28,40,51]