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A191472 as a simple table

na(n)
15
26
310
48
510
68
710
816
910
1014
1114
128
1310
1416
1518
1610
1714
1814
198
2014
2114
2216
2322
2416
258
2610
278
2810
2932
3022
3116
3210
3322
3414
3514
3618
3714
3816
3918
4010
4122
4214
4310
448
4526
4636
4720
488
4910
5016
5110
5222
5322
5418
5518
5610
5714
5814
598
6022
6138
6222
638
6410
6532
6626
6726
6814

[5,6,10,8,10,8,10,16,10,14,14,8,10,16,18,10,14,14,
 8,14,14,16,22,16,8,10,8,10,32,22,16,10,22,14,14,
 18,14,16,18,10,22,14,10,8,26,36,20,8,10,16,10,22,
 22,18,18,10,14,14,8,22,38,22,8,10,32,26,26,14]