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A208956 as a simple table

na(n)
11
21
31
44
51
61
715
87
91
101
1176
1231
1311
141
151
16455
17191
1856
1916
201
211
223186
231331
24407
2592
2622
271
281
2925487
3010655
313235
32771
33141
3429
351
361
37229384
3895887
3929143
406883
411339
42205
4337
441
451
462293839
47958879
48291394
4968914
5013264
512176
52286
5346
541
551

[1,1,1,4,1,1,15,7,1,1,76,31,11,1,1,455,191,56,16,
 1,1,3186,1331,407,92,22,1,1,25487,10655,3235,771,
 141,29,1,1,229384,95887,29143,6883,1339,205,37,1,
 1,2293839,958879,291394,68914,13264,2176,286,46,1,
 1]