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A188645 as a simple table

na(n)
01
13
21
317
49
51
699
7161
819
91
10577
112889
12721
1333
141
153363
1651841
1727379
182177
1951
201
2119601
22930249
231039681
24143649
255201
2673
271
28114243
2916692641
3039480499
319478657
32530451
3310657
3499
351
36665857
37299537289
381499219281
39625447713
4054100801
411555849
4219601
43129
441

[1,3,1,17,9,1,99,161,19,1,577,2889,721,33,1,3363,
 51841,27379,2177,51,1,19601,930249,1039681,143649,
 5201,73,1,114243,16692641,39480499,9478657,530451,
 10657,99,1,665857,299537289,1499219281,625447713,
 54100801,1555849,19601,129,1]