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A237770 as a simple table

na(n)
01
11
21
32
44
59
622
759
8170
9516
101658
115583
1219683
1372162
14274796
151082439
164406706
1718484332
1879818616
19353995743
201611041726
217510754022
2235842380314
23174850257639
24871343536591
254430997592209
2622978251206350
27121410382810005
28653225968918521

[1,1,1,2,4,9,22,59,170,516,1658,5583,19683,72162,
 274796,1082439,4406706,18484332,79818616,
 353995743,1611041726,7510754022,35842380314,
 174850257639,871343536591,4430997592209,
 22978251206350,121410382810005,653225968918521]