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A256290 as a simple table

na(n)
14
25
344
445
554
655
7444
8445
9454
10455
11544
12545
13554
14555
154444
164445
174454
184455
194544
204545
214554
224555
235444
245445
255454
265455
275544
285545
295554
305555
3144444
3244445
3344454
3444455
3544544
3644545
3744554
3844555
3945444
4045445
4145454
4245455
4345544

[4,5,44,45,54,55,444,445,454,455,544,545,554,555,
 4444,4445,4454,4455,4544,4545,4554,4555,5444,5445,
 5454,5455,5544,5545,5554,5555,44444,44445,44454,
 44455,44544,44545,44554,44555,45444,45445,45454,
 45455,45544]