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A238441 as a simple table

na(n)
01
11
23
37
416
536
679
7171
8367
9776
101625
113379
126969
1314262
1429001
1558644
16117951
17235994
18469904
19931642
201839708
213618893
227092676
2313853271
2426970933
2552350092
26101316743
27195544281
28376411466
29722747148
301384416306
312645765058
325045240163
339600533209
3418231674112
3534554871809
3665369632350
37123440337791

[1,1,3,7,16,36,79,171,367,776,1625,3379,6969,
 14262,29001,58644,117951,235994,469904,931642,
 1839708,3618893,7092676,13853271,26970933,
 52350092,101316743,195544281,376411466,722747148,
 1384416306,2645765058,5045240163,9600533209,
 18231674112,34554871809,65369632350,123440337791]