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A062144 as a simple table

na(n)
01
154
21890
355440
41496880
538918880
6998917920
725686460800
8667847980800
917660868825600
10476843458291200
1113178219210956800
12373382877643776000
1310856825211488256000
14324153781314435072000

[1,54,1890,55440,1496880,38918880,998917920,
 25686460800,667847980800,17660868825600,
 476843458291200,13178219210956800,
 373382877643776000,10856825211488256000,
 324153781314435072000]