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A068447 as a simple table

na(n)
11
20
30
41
54
65
71
87
92
104
116
120
138
148
1514
1614
1714
1812
190
2014
212
225
2315
249
2511
2625
2712
289
291
3021
3129
3229
3320
3422
3529
3621
3727
3810
394
4013
4120
4220
4330
4411
457
4618
4718
4815
4939
508
5147
5241
5351
5436
5528
5650
5735
5832
596
6038
6123
6241
6345
6449
6536
6611
6731
6860
695
7050
7142
7261
731
7461
7568
7643
7776
7841

[1,0,0,1,4,5,1,7,2,4,6,0,8,8,14,14,14,12,0,14,2,5,
 15,9,11,25,12,9,1,21,29,29,20,22,29,21,27,10,4,13,
 20,20,30,11,7,18,18,15,39,8,47,41,51,36,28,50,35,
 32,6,38,23,41,45,49,36,11,31,60,5,50,42,61,1,61,
 68,43,76,41]