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A068448 as a simple table

na(n)
11
20
30
43
52
62
71
83
94
105
118
1210
1311
147
1513
1613
173
1814
1911
2016
216
229
233
2414
250
2616
2722
289
298
3026
315
3218
336
343
3513
3631
374
3827
3925
405
4112
421
4317
4431
452
464
4716
4817
4939
5015
5115
5225
5352
5440
5550
563
5727
5832
5954
6018
6155
6210
6329
6462
6538
664
6717
6853
6913
7024
7122
7240
7323
7411
7574
7618
7774
7831
798

[1,0,0,3,2,2,1,3,4,5,8,10,11,7,13,13,3,14,11,16,6,
 9,3,14,0,16,22,9,8,26,5,18,6,3,13,31,4,27,25,5,12,
 1,17,31,2,4,16,17,39,15,15,25,52,40,50,3,27,32,54,
 18,55,10,29,62,38,4,17,53,13,24,22,40,23,11,74,18,
 74,31,8]