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A225220 as a simple table

na(n)
01
124
21944
3132000
48059800
5471369024
627141228576
71557898303104
889658680843160
95186780199744000
10301901643282754944
1117682835350047107968
121041936263500353390624
1361736371470508652400000
143676501723843796568912000
15219941299213693627194432000

[1,24,1944,132000,8059800,471369024,27141228576,
 1557898303104,89658680843160,5186780199744000,
 301901643282754944,17682835350047107968,
 1041936263500353390624,61736371470508652400000,
 3676501723843796568912000,
 219941299213693627194432000]