login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A234845
as a simple table
n
a(n)
1
1
2
2
3
4
4
11
5
27
6
87
7
300
8
1259
9
5988
10
32812
11
202784
12
1400541
13
10669344
14
88761928
15
799112310
[1,2,4,11,27,87,300,1259,5988,32812,202784, 1400541,10669344,88761928,799112310]