login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A101952
as a simple table
n
a(n)
1
0
2
4
3
24
4
454
5
760
6
9204
7
13560
8
15954
9
26668
10
113940
[0,4,24,454,760,9204,13560,15954,26668,113940]