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A217210 as a simple table

na(n)
10
21
32
45
59
618
734
871
9139
10280
11555
121119
132228
144462
158907
1617835
1735634
1871288
19142507
20285077
21570013
221140102
232279924
244560040
259119516
2618239335
2736477548
2872955801
29145909351
30291819915
31583635336
321167273283

[0,1,2,5,9,18,34,71,139,280,555,1119,2228,4462,
 8907,17835,35634,71288,142507,285077,570013,
 1140102,2279924,4560040,9119516,18239335,36477548,
 72955801,145909351,291819915,583635336,1167273283]