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A131074 as a simple table

na(n)
11
21
32
41
52
64
71
82
94
108
110
121
133
147
1515
160
170
181
194
2011
2126
220
230
240
251
265
2716
2842
290
300
310
320
331
346
3522
3664
371
381
391
401
411
422
438
4430
4594
461
472
483
494
505
516
528
5316
5446
55140
561
572
584
597
6011
6116
6222
6330
6446
6592
66232
671
682
694
708
7115
7226
7342
7464
7594
76140
77232
78464
790
801
813
827
8315
8430
8556
8698

[1,1,2,1,2,4,1,2,4,8,0,1,3,7,15,0,0,1,4,11,26,0,0,
 0,1,5,16,42,0,0,0,0,1,6,22,64,1,1,1,1,1,2,8,30,94,
 1,2,3,4,5,6,8,16,46,140,1,2,4,7,11,16,22,30,46,92,
 232,1,2,4,8,15,26,42,64,94,140,232,464,0,1,3,7,15,
 30,56,98]