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A082491 as a simple table

na(n)
01
10
22
312
4216
55280
6190800
79344160
8598066560
948443028480
104844306476800
11586161043776000
1284407190782745600
1314264815236056985600
142795903786354347468800
15629078351928420506112000
16161044058093696572354560000
1746541732789077953723039744000

[1,0,2,12,216,5280,190800,9344160,598066560,
 48443028480,4844306476800,586161043776000,
 84407190782745600,14264815236056985600,
 2795903786354347468800,629078351928420506112000,
 161044058093696572354560000,
 46541732789077953723039744000]