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A248652 as a simple table

na(n)
11
22
33
46
515
624
7105
8120
9720
10945
115040
1210395
1340320
14135135
15362880
162027025
173628800
1834459425
1939916800
20479001600
21654729075
226227020800
2313749310575
2487178291200
25316234143225
261307674368000
277905853580625
2820922789888000
29213458046676875
30355687428096000

[1,2,3,6,15,24,105,120,720,945,5040,10395,40320,
 135135,362880,2027025,3628800,34459425,39916800,
 479001600,654729075,6227020800,13749310575,
 87178291200,316234143225,1307674368000,
 7905853580625,20922789888000,213458046676875,
 355687428096000]