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A211869 as a simple table

na(n)
10
21
38
498
51712
658985
72541896
8187337236
915687030920
102014736789165
11280434300560320
1255591630021883014
1311642487182670742552
143294318202343411333713
15969986091740868071844464
16371055858906757952457992360

[0,1,8,98,1712,58985,2541896,187337236,
 15687030920,2014736789165,280434300560320,
 55591630021883014,11642487182670742552,
 3294318202343411333713,969986091740868071844464,
 371055858906757952457992360]