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A263271 as a simple table

na(n)
00
12
21
36
44
52
612
78
86
93
1018
110
1212
135
144
1522
160
1718
187
198
205
2130
220
2322
240
250
267
276
2834
290
3030
310
320
330
3412
357
3642
370
3834
390
400
410
4218
430
448
4546
460
4742
480
490
500
5122
520
530
549
5554
560
5746
580
590
600
6130
620
630
6411
6510
6658
670
6854
690
700
710
7234
730
740
7516
7614
7711

[0,2,1,6,4,2,12,8,6,3,18,0,12,5,4,22,0,18,7,8,5,
 30,0,22,0,0,7,6,34,0,30,0,0,0,12,7,42,0,34,0,0,0,
 18,0,8,46,0,42,0,0,0,22,0,0,9,54,0,46,0,0,0,30,0,
 0,11,10,58,0,54,0,0,0,34,0,0,16,14,11]