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A028658 as a simple table

na(n)
01
14
24
30
44
58
68
716
812
920
1024
110
1240
1324
1432
1516
1636
1724
1844
1916
2040
2116
2232
234
2480
2528
2648
2748
2848
2924
3080
3148
3284
3380
3456
3564
3692
3740
3864
3948
4088
4140
4296
4348
44112
4588
464
4748
48120
4968
5092
5180
5296
5356
54136
5564
56112
5796
5896
5980
60192
6156
62120
63128
64140
6596

[1,4,4,0,4,8,8,16,12,20,24,0,40,24,32,16,36,24,44,
 16,40,16,32,4,80,28,48,48,48,24,80,48,84,80,56,64,
 92,40,64,48,88,40,96,48,112,88,4,48,120,68,92,80,
 96,56,136,64,112,96,96,80,192,56,120,128,140,96]