login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A203114
as a simple table
n
a(n)
1
1
2
5
3
17
4
110
5
1419
6
28460
7
974563
8
56419980
9
5461470023
[1,5,17,110,1419,28460,974563,56419980,5461470023]