(Translated by https://www.hiragana.jp/)
A246007 - OEIS
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A246007 as a simple table

na(n)
12
25
33
46
57
67
719
85
94
1011
117
1215
1310
149
1514
1617
1712
188
1921
2020
2116
2215
2311
2433
2536
2636
2718
2810
2914
3031
3126
3222
3321
3413
3526
3634
3716
3812
3921
4042
4125
4216
4316
4437
4520
4629
4719
4824
4932
5090
5128
5228
5319
5419
5585
5623
5740
5814
5936
6027
6122
6249
6317
6431
6531
6640
6713
6844
6943
7026
7166
7243
7325
7425
7525
7630
7721
7830
7930
8051
8120
8225
8325
8433
8547
8616
8747
8891
8946
9046
9129
9246
9328

[2,5,3,6,7,7,19,5,4,11,7,15,10,9,14,17,12,8,21,20,
 16,15,11,33,36,36,18,10,14,31,26,22,21,13,26,34,
 16,12,21,42,25,16,16,37,20,29,19,24,32,90,28,28,
 19,19,85,23,40,14,36,27,22,49,17,31,31,40,13,44,
 43,26,66,43,25,25,25,30,21,30,30,51,20,25,25,33,
 47,16,47,91,46,46,29,46,28]