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A293730 as a simple table

na(n)
10
20
31
41
5-1
6-1
72
82
9-2
10-2
111
120
130
141
151
160
170
181
191
200
214
224
233
243
255
265
272
282
296
306
313
324
334
343
353
364
374
383
393
404
417
426
436
447
457
463
473
484
494
502
512
525
535
542
555
565
574
588
598
607
617
629
639
646
6510
6610
679
689
6911
7011
718
728
7312
7412
759
7610
7710
789
799
8010
8110
829

[0,0,1,1,-1,-1,2,2,-2,-2,1,0,0,1,1,0,0,1,1,0,4,4,
 3,3,5,5,2,2,6,6,3,4,4,3,3,4,4,3,3,4,7,6,6,7,7,3,3,
 4,4,2,2,5,5,2,5,5,4,8,8,7,7,9,9,6,10,10,9,9,11,11,
 8,8,12,12,9,10,10,9,9,10,10,9]