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A209890 as a simple table

na(n)
17
234
3164
4792
53824
618464
789152
8430464
92078464
1010035712
1148456704
12233969664
131129705472
145454700544
1526337624064
16127169298432
17614027689984
182964787953664
1914315262574592
2069120202113024
21333741858750464

[7,34,164,792,3824,18464,89152,430464,2078464,
 10035712,48456704,233969664,1129705472,5454700544,
 26337624064,127169298432,614027689984,
 2964787953664,14315262574592,69120202113024,
 333741858750464]