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A063948 as a simple table

na(n)
12
23
34
45
57
6374
7702
8758
9998
101542
111598
121778
131808
141830
151974
162378
172430
182910
193164
203182
213188
223216
233506
243540
253666
263698
273818
283846
293986
304196
314230
324574
334718
344782
355126
365324
375610
385738
395918
405952
416002
426174
436270
446404
456450
466510

[2,3,4,5,7,374,702,758,998,1542,1598,1778,1808,
 1830,1974,2378,2430,2910,3164,3182,3188,3216,3506,
 3540,3666,3698,3818,3846,3986,4196,4230,4574,4718,
 4782,5126,5324,5610,5738,5918,5952,6002,6174,6270,
 6404,6450,6510]