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A146288 as a simple table

na(n)
11
22
33
44
54
66
75
88
98
106
119
1210
1312
147
1512
1612
1716
188
1915
2018
2114
2216
2316
2420
259
2618
2724
2816
2924
3020
3124
3210
3321
3430
3518
3632
3724
3827
3928
4011
4132
4224
4336
4425
4536
4620
4740
4828
4936
5032
5112
5240
5327
5432
5548
5630
5742
5822
5948
6032
6145
6236
6313
6448
6530
6648
6760
6835
6948
7048
7124
7254
7350
7456

[1,2,3,4,4,6,5,8,8,6,9,10,12,7,12,12,16,8,15,18,
 14,16,16,20,9,18,24,16,24,20,24,10,21,30,18,32,24,
 27,28,11,32,24,36,25,36,20,40,28,36,32,12,40,27,
 32,48,30,42,22,48,32,45,36,13,48,30,48,60,35,48,
 48,24,54,50,56]