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A209831 as a simple table

na(n)
11
21
33
41
55
68
71
88
920
1021
111
1210
1341
1471
1555
161
1713
1865
19176
20235
21144
221
2315
2499
25338
26684
27744
28377
291
3018
31135
32590
331536
342490
352285
36987
371
3820
39182
40926
413031
426382
438651
446865
452584
461
4723
48230
491388
505359
5114065
5224875
5329020
5420284
556765

[1,1,3,1,5,8,1,8,20,21,1,10,41,71,55,1,13,65,176,
 235,144,1,15,99,338,684,744,377,1,18,135,590,1536,
 2490,2285,987,1,20,182,926,3031,6382,8651,6865,
 2584,1,23,230,1388,5359,14065,24875,29020,20284,
 6765]