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A144310 as a simple table

na(n)
12
23
32
45
55
63
77
810
94
105
1111
1217
1314
143
157
1613
1728
1831
1917
2010
2111
2217
2341
2459
2512
263
2721
2813
2919
3058
3120
3271
3315
3412
3534
3617
3723
3877
3978
4091
4186
423
4346
4451
4519
4629
4720
48155
4913
50177
5189
527
5397
5470
5523
5631
577
5835
5984
60190
61266
6212
6352
64167
6593
6629

[2,3,2,5,5,3,7,10,4,5,11,17,14,3,7,13,28,31,17,10,
 11,17,41,59,12,3,21,13,19,58,20,71,15,12,34,17,23,
 77,78,91,86,3,46,51,19,29,20,155,13,177,89,7,97,
 70,23,31,7,35,84,190,266,12,52,167,93,29]