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A020109 as a simple table

na(n)
01
11
22
35
419
593
6544
73742
829514
9262342
102594262
1128248628
12335844793
134328666216
1460120364101
15895125421054
1614222548356739
17240203038913808
184296965473902564
1981164903395937307
201614279745319197539

[1,1,2,5,19,93,544,3742,29514,262342,2594262,
 28248628,335844793,4328666216,60120364101,
 895125421054,14222548356739,240203038913808,
 4296965473902564,81164903395937307,
 1614279745319197539]