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A214871 as a simple table

na(n)
11
23
34
46
52
67
711
88
99
1012
1118
1213
135
1414
1519
1627
1720
1815
1916
2021
2128
2238
2329
2422
2510
2623
2730
2839
2951
3040
3131
3224
3325
3432
3541
3652
3766
3853
3942
4033
4117
4234
4343
4454
4567
4683
4768
4855
4944
5035
5136
5245
5356
5469
5584
56102
5785
5870
5957
6046
6126
6247
6358
6471
6586
66103
67123

[1,3,4,6,2,7,11,8,9,12,18,13,5,14,19,27,20,15,16,
 21,28,38,29,22,10,23,30,39,51,40,31,24,25,32,41,
 52,66,53,42,33,17,34,43,54,67,83,68,55,44,35,36,
 45,56,69,84,102,85,70,57,46,26,47,58,71,86,103,
 123]