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A317852 as a simple table

na(n)
11
21
31
43
58
626
776
8247
9783
102565
118447
1228256
1395168
14323720
151108415
163821144
1713246307
1846158480
19161574043
20567925140
212003653016
227092953340
2325186731980
2489690452750
25320221033370
261146028762599
274110596336036
2814774346783745
2953203889807764
30191934931634880

[1,1,1,3,8,26,76,247,783,2565,8447,28256,95168,
 323720,1108415,3821144,13246307,46158480,
 161574043,567925140,2003653016,7092953340,
 25186731980,89690452750,320221033370,
 1146028762599,4110596336036,14774346783745,
 53203889807764,191934931634880]