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A063988 as a simple table

na(n)
22
32
43
53
65
76
82
96
107
118
1210
132
145
156
167
178
1811
193
205
216
227
2310
2411
2512
2614
272
283
298
3010
3112
3213
3314
3415
3518
365
377
3810
3911
4014
4115
4217
4319
4420
4521
4622
472
483
498
5010
5111
5212
5314
5415
5517
5618
5719
5821
5926
6027
613
626
6311
6412
6513
6615
6717
6821
6922
7023
7124
7226
7327
7429
7530
762
775
786
798
8013
8114

[2,2,3,3,5,6,2,6,7,8,10,2,5,6,7,8,11,3,5,6,7,10,
 11,12,14,2,3,8,10,12,13,14,15,18,5,7,10,11,14,15,
 17,19,20,21,22,2,3,8,10,11,12,14,15,17,18,19,21,
 26,27,3,6,11,12,13,15,17,21,22,23,24,26,27,29,30,
 2,5,6,8,13,14]