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A192866 as a simple table

na(n)
01
11
22
35
415
552
6203
7877
84140
921147
10115975
11678569
124213555
1327643388
14190878823
151382610179
1610474709625
1782784673008
18680933897225
195816811952612
2051505026270176

[1,1,2,5,15,52,203,877,4140,21147,115975,678569,
 4213555,27643388,190878823,1382610179,10474709625,
 82784673008,680933897225,5816811952612,
 51505026270176]