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A064315 as a simple table

na(n)
11
21
31
45
50
61
718
85
90
101
11101
1218
130
140
151
16611
1789
1819
190
200
211
224452
23519
2468
250
260
270
281
2936287
303853
31110
3269
330
340
350
361
37333395
3827555
391679
40250
410
420
430
440
451
463382758
47233431
4811941
49418
50251
510
520
530
540
551
5637688597
572167152
5859470
59658
60922
610
620
630
640
650
661

[1,1,1,5,0,1,18,5,0,1,101,18,0,0,1,611,89,19,0,0,
 1,4452,519,68,0,0,0,1,36287,3853,110,69,0,0,0,1,
 333395,27555,1679,250,0,0,0,0,1,3382758,233431,
 11941,418,251,0,0,0,0,1,37688597,2167152,59470,
 658,922,0,0,0,0,0,1]