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A239558 as a simple table

na(n)
01
11
21
32
44
58
616
732
863
9124
10245
11485
12957
131887
143732
157375
1614571
1728802
1856920
19112488
20222325
21439404
22868428
231716358
243392208
256704360
2613250484
2726188250
2851758453
29102295355
30202176490
31399581560
32789732792
331560827535
343084818913
356096834745

[1,1,1,2,4,8,16,32,63,124,245,485,957,1887,3732,
 7375,14571,28802,56920,112488,222325,439404,
 868428,1716358,3392208,6704360,13250484,26188250,
 51758453,102295355,202176490,399581560,789732792,
 1560827535,3084818913,6096834745]