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A304787 as a simple table

na(n)
01
11
22
37
420
567
6222
7758
82617
99189
1032554
11116494
12420046
131525221
145571065
1520457808
1675476447
17279636977
181039965746
193880891892
2014527657602
2154537434161
22205270200229
23774460385687
242928429307876
2511095878177649
2642122749335654
27160192845018335
28610224764470011

[1,1,2,7,20,67,222,758,2617,9189,32554,116494,
 420046,1525221,5571065,20457808,75476447,
 279636977,1039965746,3880891892,14527657602,
 54537434161,205270200229,774460385687,
 2928429307876,11095878177649,42122749335654,
 160192845018335,610224764470011]