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A044734 as a simple table

na(n)
121
2121
3219
4221
5321
6421
7521
8621
9721
10821
11921
121021
131121
141219
151221
161321
171421
181521
191621
201721
211821
221921
232021
242199
252219
262221
272321
282421
292521
302621
312721
322821
332921
343021
353121
363219
373221
383321
393421

[21,121,219,221,321,421,521,621,721,821,921,1021,
 1121,1219,1221,1321,1421,1521,1621,1721,1821,1921,
 2021,2199,2219,2221,2321,2421,2521,2621,2721,2821,
 2921,3021,3121,3219,3221,3321,3421]