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A049284 as a simple table

na(n)
10
20
30
41
51
62
74
87
913
1024
1143
1278
13140
14251
15452
16812
171457
182617
194697
208428
2115126
2227142
2348700
2487384
25156787
26281307
27504723
28905562
291624731
302915039
315230040
329383505
3316835453
3430205347
3554192931
3697230224
37174445475
38312981054
39561534340
401007475560

[0,0,0,1,1,2,4,7,13,24,43,78,140,251,452,812,1457,
 2617,4697,8428,15126,27142,48700,87384,156787,
 281307,504723,905562,1624731,2915039,5230040,
 9383505,16835453,30205347,54192931,97230224,
 174445475,312981054,561534340,1007475560]