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A089126 as a simple table

na(n)
01
11
21
32
45
519
6110
7975
813555
9297330
1010393875
11581772345
1252349401830
137590091602225
141776029657181945
15671331672100911690
16410181883162313724165
17405259031001185201881755
18647603522027573971050913590
191674054699591760033962965879295

[1,1,1,2,5,19,110,975,13555,297330,10393875,
 581772345,52349401830,7590091602225,
 1776029657181945,671331672100911690,
 410181883162313724165,405259031001185201881755,
 647603522027573971050913590,
 1674054699591760033962965879295]