A163149 - OEIS

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A163149 as a simple table

n	a(n)
0	1
1	22
2	462
3	9702
4	203511
5	4268880
6	89544840
7	1878307200
8	39399681090
9	826454197800
10	17335839305400
11	363639419173800
12	7627760320511100
13	160001156198268000
14	3356210592504924000
15	70400425902447564000

[1,22,462,9702,203511,4268880,89544840,1878307200, 39399681090,826454197800,17335839305400, 363639419173800,7627760320511100, 160001156198268000,3356210592504924000, 70400425902447564000]