login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A302935
as a simple table
n
a(n)
1
1
2
2
3
10
4
84
5
1155
6
25740
7
471240
8
14549535
9
535422888
[1,2,10,84,1155,25740,471240,14549535,535422888]