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A180566 as a simple table

na(n)
22
31
44
54
62
78
810
98
106
114
1214
1319
1420
1518
1618
1712
184
1924
2034
2140
2244
2348
2446
2540
2620
274
2840
2958
3072
3188
32106
33114
34122
35112
3676
3728
384
3966
4097
41124
42160
43208
44242
45284
46310
47308
48244
49128
5036
514
52108
53160
54208
55276
56376
57466
58576
59686
60782
61812
62720
63472
64196
6544
664
67176

[2,1,4,4,2,8,10,8,6,4,14,19,20,18,18,12,4,24,34,
 40,44,48,46,40,20,4,40,58,72,88,106,114,122,112,
 76,28,4,66,97,124,160,208,242,284,310,308,244,128,
 36,4,108,160,208,276,376,466,576,686,782,812,720,
 472,196,44,4,176]