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A028609 as a simple table

na(n)
01
12
20
34
42
54
60
70
80
96
100
112
124
130
140
158
162
170
180
190
204
210
220
234
240
256
260
278
280
290
300
314
320
334
340
350
366
374
380
390
400
410
420
430
442
4512
460
474
484
492
500
510
520
534
540
554
560
570
580
594
608
610
620
630
642
650
660
674
680
698
700
714
720
730
740
7512
760
770
780
790
804
8110
820
830
840
850
860
870
880
894
900
910
924
938
940
950
960
974
980
996
1006
1010
1020

[1,2,0,4,2,4,0,0,0,6,0,2,4,0,0,8,2,0,0,0,4,0,0,4,
 0,6,0,8,0,0,0,4,0,4,0,0,6,4,0,0,0,0,0,0,2,12,0,4,
 4,2,0,0,0,4,0,4,0,0,0,4,8,0,0,0,2,0,0,4,0,8,0,4,0,
 0,0,12,0,0,0,0,4,10,0,0,0,0,0,0,0,4,0,0,4,8,0,0,0,
 4,0,6,6,0,0]