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A000113 as a simple table

na(n)
11
23
34
43
56
612
78
86
94
1018
1112
1212
1314
1424
1524
166
1718
1812
1920
2018
2132
2236
2324
2424
2530
2642
2712
2824
2930
3072
3132
3212
3348
3454
3548
3612
3738
3860
3956
4036
4142
4296
4344
4436
4524
4672
4748
4824
4956
5090
5172
5242
5354
5436
5572
5648
5780
5890
5960
6072
6162
6296
6332
6412
6584
66144
6768

[1,3,4,3,6,12,8,6,4,18,12,12,14,24,24,6,18,12,20,
 18,32,36,24,24,30,42,12,24,30,72,32,12,48,54,48,
 12,38,60,56,36,42,96,44,36,24,72,48,24,56,90,72,
 42,54,36,72,48,80,90,60,72,62,96,32,12,84,144,68]