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A300825 as a simple table

na(n)
11
22
32
43
52
64
72
85
96
107
112
128
132
149
1510
169
172
1811
192
2012
2113
2214
232
2415
2516
2617
2718
2819
292
3020
312
3221
3322
3423
3524
3625
372
3826
3927
4028
412
4229
432
4430
4531
4632
472
4833
4934
5035
5136
5237
532
5438
5539
5640
5741
5842
592
6043
612
6244
6345
6444
6546
6647
672
6848
6949
7050
712
7251
732
7452
7553
7654
7755
7856
792
8057
8158
8259
832
8460
8561
8662
8763
8864
892
9065
9166
9264
9367
9468
9569

[1,2,2,3,2,4,2,5,6,7,2,8,2,9,10,9,2,11,2,12,13,14,
 2,15,16,17,18,19,2,20,2,21,22,23,24,25,2,26,27,28,
 2,29,2,30,31,32,2,33,34,35,36,37,2,38,39,40,41,42,
 2,43,2,44,45,44,46,47,2,48,49,50,2,51,2,52,53,54,
 55,56,2,57,58,59,2,60,61,62,63,64,2,65,66,64,67,
 68,69]