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A143515 as a simple table

na(n)
11
23
32
48
54
65
721
86
97
1010
1155
1211
139
1412
1513
16144
1716
1814
1917
2015
2118
22377
2329
2419
2522
2620
2723
2826
29987
3042
3124
3227
3325
3428
3531
3634
372584
3876
3937
4032
4130
4233
4336
4439
4547
466765
47110
4850
4945
5035
5138
5241
5344
5452
5560
5617711
57199
5863
5958
6040
6143
6246
6349
6457
6565

[1,3,2,8,4,5,21,6,7,10,55,11,9,12,13,144,16,14,17,
 15,18,377,29,19,22,20,23,26,987,42,24,27,25,28,31,
 34,2584,76,37,32,30,33,36,39,47,6765,110,50,45,35,
 38,41,44,52,60,17711,199,63,58,40,43,46,49,57,65]