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A160159 as a simple table

na(n)
12
22
34
48
58
64
78
812
98
108
1116
1224
1320
1412
1520
1620
178
188
1916
2024
2120
2216
2328
2432
2524
2632
2756
2868
2952
3040
3152
3236
338
348
3516
3624
3720
3816
3928
4032
4124
4232
4356
4468
4552
4644
4760
4848
4924
5032
5156
5268
5356
5460
5588
5688
5780
58120
59180
60188
61144
62128
63132
6468
658
668
6716
6824
6920
7016
7128
7232
7324

[2,2,4,8,8,4,8,12,8,8,16,24,20,12,20,20,8,8,16,24,
 20,16,28,32,24,32,56,68,52,40,52,36,8,8,16,24,20,
 16,28,32,24,32,56,68,52,44,60,48,24,32,56,68,56,
 60,88,88,80,120,180,188,144,128,132,68,8,8,16,24,
 20,16,28,32,24]