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A012773 as a simple table

na(n)
01
11
21
36
421
5100
6645
74256
834153
9302352
102966505
1132245664
12380114493
134879093440
1467244074989
15996485811712
1615717842398417
17264232448010496
184694489063253585
1988283645811756544
201744673430747688805

[1,1,1,6,21,100,645,4256,34153,302352,2966505,
 32245664,380114493,4879093440,67244074989,
 996485811712,15717842398417,264232448010496,
 4694489063253585,88283645811756544,
 1744673430747688805]