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A005035 as a simple table

na(n)
11
21
34
413
564
6315
71727
89658
955657
10325390
111929160
1211555172
1369840032
14425318971
152607388905
1616077392564
1799646239355
18620439153165
193879069845640
2024342884609625
21153279112388352
22968123122592340
236131992590993204
2438940057166651848

[1,1,4,13,64,315,1727,9658,55657,325390,1929160,
 11555172,69840032,425318971,2607388905,
 16077392564,99646239355,620439153165,
 3879069845640,24342884609625,153279112388352,
 968123122592340,6131992590993204,
 38940057166651848]