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A089818 as a simple table

na(n)
12
22
32
42
54
62
74
88
94
100
114
1212
1312
144
150
168
1724
1824
198
200
210
228
2332
2448
2532
268
270
280
2916
3064
3196
3264
3316
340
350
360
3732
38128
39192
40128
4132
420
430
440
450
4664
47256
48384
49256
5064
510
520
530
540
550
5664
57320
58640
59640
60320
6164
620
630
640
650
660
67128
68640
691280
701280
71640
72128
730
740
750
760
770

[2,2,2,2,4,2,4,8,4,0,4,12,12,4,0,8,24,24,8,0,0,8,
 32,48,32,8,0,0,16,64,96,64,16,0,0,0,32,128,192,
 128,32,0,0,0,0,64,256,384,256,64,0,0,0,0,0,64,320,
 640,640,320,64,0,0,0,0,0,128,640,1280,1280,640,
 128,0,0,0,0,0]