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A283378 as a simple table

na(n)
01
11
21
37
43
525
67
7115
837
9445
1025
111991
12923
136497
141951
1529487
169319
17113931
186649
19508147
20237413
211658389
22513269
237577189
242428301
2529220977
261626031
27130492199
2859943611
29427469713
30129415479
311929418051
32620672989
337474086825
34431520063

[1,1,1,7,3,25,7,115,37,445,25,1991,923,6497,1951,
 29487,9319,113931,6649,508147,237413,1658389,
 513269,7577189,2428301,29220977,1626031,130492199,
 59943611,427469713,129415479,1929418051,620672989,
 7474086825,431520063]