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A128527 as a simple table

na(n)
11
21
31
42
56
621
7112
8853
911117
10261080
113181
126903
1316029
1437762
1560698
16136522
17295370
18617884
191031444
202148844
214278884
228230174
2313901726
2427183550
2550879126
2692491135
27155765543
28289049521
29515807289
30899791226
311498906514
322663076114
334575392562
347727941845
3512683646957
3621727344375
3736188012919
3859514326840
3996079635752
40159569603160

[1,1,1,2,6,21,112,853,11117,261080,3181,6903,
 16029,37762,60698,136522,295370,617884,1031444,
 2148844,4278884,8230174,13901726,27183550,
 50879126,92491135,155765543,289049521,515807289,
 899791226,1498906514,2663076114,4575392562,
 7727941845,12683646957,21727344375,36188012919,
 59514326840,96079635752,159569603160]