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A003316 as a simple table

na(n)
11
23
312
458
5335
62261
717465
8152020
91473057
1015730705
11183571817
122324298010
1331737207034
14464904410985
157272666016725
16121007866402968
172133917906948645
1839756493513248129
19780313261631908137
2016093326774432620874
21347958942706716524974

[1,3,12,58,335,2261,17465,152020,1473057,15730705,
 183571817,2324298010,31737207034,464904410985,
 7272666016725,121007866402968,2133917906948645,
 39756493513248129,780313261631908137,
 16093326774432620874,347958942706716524974]