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A044406 as a simple table

na(n)
174
2174
3274
4374
5474
6574
7674
8740
9774
10874
11974
121074
131174
141274
151374
161474
171574
181674
191740
201774
211874
221974
232074
242174
252274
262374
272474
282574
292674
302740
312774
322874
332974
343074
353174
363274
373374
383474
393574

[74,174,274,374,474,574,674,740,774,874,974,1074,
 1174,1274,1374,1474,1574,1674,1740,1774,1874,1974,
 2074,2174,2274,2374,2474,2574,2674,2740,2774,2874,
 2974,3074,3174,3274,3374,3474,3574]