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A053158 as a simple table

na(n)
11
23
34
46
56
610
78
812
912
1016
1112
1220
1314
1422
1522
1624
1718
1830
1920
2032
2130
2234
2324
2440
2530
2640
2736
2844
2930
3052
3132
3248
3346
3452
3546
3660
3738
3858
3954
4064
4142
4272
4344
4468
4566
4670
4748
4880
4956
5080
5170
5280
5354
5490
5570
5688
5778
5888
5960
60104
6162
6294
6390
6496
6582
66112
6768
68104
6994
70116

[1,3,4,6,6,10,8,12,12,16,12,20,14,22,22,24,18,30,
 20,32,30,34,24,40,30,40,36,44,30,52,32,48,46,52,
 46,60,38,58,54,64,42,72,44,68,66,70,48,80,56,80,
 70,80,54,90,70,88,78,88,60,104,62,94,90,96,82,112,
 68,104,94,116]