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A292351 as a simple table

na(n)
11
21
33
44
54
65
77
88
96
108
1110
1210
1310
1412
1511
1613
1713
1815
1914
2016
2116
2218
2318
2418
2521
2620
2718
2823
2921
3023
3124
3224
3320
3428
3528
3629
3720
3829
3930
4034
4127
4229
4331
4434
4535
4631
4733
4834
4939
5036
5134
5238
5338
5442
5536
5643
5739
5843
5942
6044
6142
6247
6343
6447
6548
6647
6746
6850
6950
7050
7148
7254
7353
7452
7552
7654
7760
7853
7955
8055
8163

[1,1,3,4,4,5,7,8,6,8,10,10,10,12,11,13,13,15,14,
 16,16,18,18,18,21,20,18,23,21,23,24,24,20,28,28,
 29,20,29,30,34,27,29,31,34,35,31,33,34,39,36,34,
 38,38,42,36,43,39,43,42,44,42,47,43,47,48,47,46,
 50,50,50,48,54,53,52,52,54,60,53,55,55,63]