login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A324770
as a simple table
n
a(n)
1
1
2
1
3
1
4
1
5
2
6
3
7
6
8
13
9
27
10
58
11
128
12
286
13
640
14
1452
15
3308
16
7594
17
17512
18
40591
19
94449
20
220672
[1,1,1,1,2,3,6,13,27,58,128,286,640,1452,3308, 7594,17512,40591,94449,220672]