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A011791 as a simple table

na(n)
01
12
28
335
4169
5862
64575
724999
8139700
9794684
104586377
1126788423
12158054285
13940603900

[1,2,8,35,169,862,4575,24999,139700,794684,
 4586377,26788423,158054285,940603900]