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A146443 as a simple table

na(n)
11
21
31
41
51
61
71
817
941
1075
11189
12781
132423
148297
1541313
16246219
171447691
188722011
1958593249
20472152107
213875447631

[1,1,1,1,1,1,1,17,41,75,189,781,2423,8297,41313,
 246219,1447691,8722011,58593249,472152107,
 3875447631]