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A247888 as a simple table

na(n)
1239
2326
3364
4497
5563
6598
7613
8637
9695
10819
111215
121239
131326
141364
151431
161497
171512
181518
191563
201598
211613
221637
231695
241812
251815
261819
272115
282139
292313
302356
312369
322419
332511
342594
352639
362791
373126
383213
393235
403238
413259
423354
433365
443561
454131
464219
474346
484353
494395

[239,326,364,497,563,598,613,637,695,819,1215,
 1239,1326,1364,1431,1497,1512,1518,1563,1598,1613,
 1637,1695,1812,1815,1819,2115,2139,2313,2356,2369,
 2419,2511,2594,2639,2791,3126,3213,3235,3238,3259,
 3354,3365,3561,4131,4219,4346,4353,4395]