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A203644 as a simple table

na(n)
11
22
35
415
552
6203
7877
84140
921147
10115975
11678570
124213597
1327644437
14190899322
151382958544
1610480142026
1782864861847
18682076428809
195832727748374
2051723682798067
21474855882753977
224506342616999876
2344142711725983660

[1,2,5,15,52,203,877,4140,21147,115975,678570,
 4213597,27644437,190899322,1382958544,10480142026,
 82864861847,682076428809,5832727748374,
 51723682798067,474855882753977,4506342616999876,
 44142711725983660]