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A208518 as a simple table

na(n)
11
21
31
41
53
62
71
86
97
103
111
1210
1316
1414
155
161
1715
1830
1940
2028
218
221
2321
2450
2590
2693
2753
2813
291
3028
3177
32175
33238
34203
3599
3621
371
3836
39112
40308
41518
42588
43428
44181
4534
461
4745
48156
49504
501008
511428
521380
53873
54327
5555
561
5755
58210
59780
601806
613066
623690
633105

[1,1,1,1,3,2,1,6,7,3,1,10,16,14,5,1,15,30,40,28,8,
 1,21,50,90,93,53,13,1,28,77,175,238,203,99,21,1,
 36,112,308,518,588,428,181,34,1,45,156,504,1008,
 1428,1380,873,327,55,1,55,210,780,1806,3066,3690,
 3105]