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A140421 as a simple table

na(n)
23
313
4160
52817
6119145
78890880
81270451663
9347961207321
10183722336587008
11185316870246113925
12357804006282379850529
131323503980097432239521792
149379216327375443934023725295
15127291943357342220975708211213101

[3,13,160,2817,119145,8890880,1270451663,
 347961207321,183722336587008,185316870246113925,
 357804006282379850529,1323503980097432239521792,
 9379216327375443934023725295,
 127291943357342220975708211213101]