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A105943 as a simple table

na(n)
0120
12640
228512
3205920
41132560
55096520
619631040
766745536
8204787440
9576438720
101507608960
113700494720
128593371072
1319004570640
1440244973120
1581980500800
16161264274600
17307350735120
18569168028000
191026681084000
201807851474000
213113521983000

[120,2640,28512,205920,1132560,5096520,19631040,
 66745536,204787440,576438720,1507608960,
 3700494720,8593371072,19004570640,40244973120,
 81980500800,161264274600,307350735120,
 569168028000,1026681084000,1807851474000,
 3113521983000]