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A180575 as a simple table

na(n)
312
415
59
616
724
820
96
1020
1135
1235
1315
1424
1542
1648
1730
189
1928
2049
2163
2249
2321
2432
2556
2672
2764
2840
2912
3036
3163
3281
3381
3463
3527
3640
3770
3890
3990
4080
4150
4215
4344
4477
4599
4699
4799
4877
4933
5048
5184
52108
53108
54108
5596
5660
5718
5852
5991
60117
61117
62117
63117
6491
6539
6656
6798
68126
69126

[12,15,9,16,24,20,6,20,35,35,15,24,42,48,30,9,28,
 49,63,49,21,32,56,72,64,40,12,36,63,81,81,63,27,
 40,70,90,90,80,50,15,44,77,99,99,99,77,33,48,84,
 108,108,108,96,60,18,52,91,117,117,117,117,91,39,
 56,98,126,126]