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A105319 as a simple table

na(n)
01
12
24
38
420
542
695
7201
8465
91014
102292
115014
1211043
1323594
1449910
15102699
16207520
17408597
18788081
191484174
202738264
214944037
228755686
2315208359
2425952790
2543527033
2671841425
27116752322
28187018934
29295451249
30460722893
31709561513
321080061323

[1,2,4,8,20,42,95,201,465,1014,2292,5014,11043,
 23594,49910,102699,207520,408597,788081,1484174,
 2738264,4944037,8755686,15208359,25952790,
 43527033,71841425,116752322,187018934,295451249,
 460722893,709561513,1080061323]