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A210260 as a simple table

na(n)
10
229
3400
44298
542520
6406580
73828928
835804264
9333688864
103104980304
1128869996928
12268334928032
132493631919488
1423171354998592
15215304570112000
162000537970249344
1718588159494998528
18172712625468359936

[0,29,400,4298,42520,406580,3828928,35804264,
 333688864,3104980304,28869996928,268334928032,
 2493631919488,23171354998592,215304570112000,
 2000537970249344,18588159494998528,
 172712625468359936]