A152705 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give

A152705 as a simple table

n	a(n)
1	1
2	2
3	6
4	24
5	120
6	720
7	5040
8	40320
9	362880
10	3456000
11	35818560
12	397843200
13	4840955424
14	63268788096
15	876875726720
16	13227646220096

[1,2,6,24,120,720,5040,40320,362880,3456000, 35818560,397843200,4840955424,63268788096, 876875726720,13227646220096]