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A260309 as a simple table

na(n)
01
12
20
30
42
50
6-2
7-4
80
92
10-4
110
120
130
140
15-4
162
170
180
190
200
210
22-4
230
242
256
260
270
284
290
300
31-4
320
334
340
350
362
370
380
390
404
410
42-4
430
440
450
460
470
480
496
500
510
520
530
54-2
55-8
560
570
58-4
590
604
610
620
63-4
642
650
660
670
680
690
70-8
710
720
734
740
750
760
770
780
79-4
800
812

[1,2,0,0,2,0,-2,-4,0,2,-4,0,0,0,0,-4,2,0,0,0,0,0,
 -4,0,2,6,0,0,4,0,0,-4,0,4,0,0,2,0,0,0,4,0,-4,0,0,
 0,0,0,0,6,0,0,0,0,-2,-8,0,0,-4,0,4,0,0,-4,2,0,0,0,
 0,0,-8,0,0,4,0,0,0,0,0,-4,0,2]