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A105204 as a simple table

na(n)
10
21
30
42
53
68
713
827
951
10105
11210
12424
13848
141702
153405
166818
1713638
1827274
1954525
20109000
21217886
22435562
23870738
241740829
253480614
266959663
2713917156
2827831708
2955661156
30111322666
31222653729
32445335854
33890744837
341781656704
353563668755

[0,1,0,2,3,8,13,27,51,105,210,424,848,1702,3405,
 6818,13638,27274,54525,109000,217886,435562,
 870738,1740829,3480614,6959663,13917156,27831708,
 55661156,111322666,222653729,445335854,890744837,
 1781656704,3563668755]