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A129426 as a simple table

na(n)
10
21
31
410
537
6582
712511
8543779
935255015
103230979297
11397550237967
1263834143947661
1313080849749829233
143358751856150607392
151063851391062768324862
16410060430118305494628648
17190065946515113295597969794
18104826174445642584491349328181

[0,1,1,10,37,582,12511,543779,35255015,3230979297,
 397550237967,63834143947661,13080849749829233,
 3358751856150607392,1063851391062768324862,
 410060430118305494628648,
 190065946515113295597969794,
 104826174445642584491349328181]