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A101987 as a simple table

na(n)
12
23
35
47
51
63
77
89
96
1018
113
1221
134
1412
1528
1615
1745
186
1942
207
2121
2263
2324
2472
2563
261
273
287
299
303
3114
323
3321
3427
3536
365
3735
3818
3942
4021
4163
428
439
4427
4563
4681
472
4812
4928
5036
5118
5254
538
5410
5570
5636
57108
5814
5998
6016
6148
6254
6321
643
659
6621
679
6863
6984
70108
7145
72135
73126
7463
75189
7672
77216

[2,3,5,7,1,3,7,9,6,18,3,21,4,12,28,15,45,6,42,7,
 21,63,24,72,63,1,3,7,9,3,14,3,21,27,36,5,35,18,42,
 21,63,8,9,27,63,81,2,12,28,36,18,54,8,10,70,36,
 108,14,98,16,48,54,21,3,9,21,9,63,84,108,45,135,
 126,63,189,72,216]