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A306098 as a simple table

na(n)
00
10
21
32
45
510
621
739
874
9133
10239
11415
12719
131216
142048
153393
165586
179087
1814695
1923530
2037462
2159172
2292947
23145024
24225123
25347421
26533614
27815378
281240410
291878302
302832586
314253800
326363760
339483831
3414083418
3520839900
3630735490
3745181303
3866210373
3996730731

[0,0,1,2,5,10,21,39,74,133,239,415,719,1216,2048,
 3393,5586,9087,14695,23530,37462,59172,92947,
 145024,225123,347421,533614,815378,1240410,
 1878302,2832586,4253800,6363760,9483831,14083418,
 20839900,30735490,45181303,66210373,96730731]