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A238904 as a simple table

na(n)
00
11
21
32
41
51
62
71
8-1
96
101
11-1
122
132
141
15-1
166
171
182
191
201
212
229
23-1
242
251
26-1
274
282
29-1
3012
314
321
332
341
353
366
373
38-1
392
401
41-1
424
436
449
458
462
471
482
491
503
51-1
521
53-1
546
551
56-1
5712
586
593
6012
618
621
632
643
653
664
671
68-1
69-1
703
71-1
72-1
7360
743
754
762
771
7812

[0,1,1,2,1,1,2,1,-1,6,1,-1,2,2,1,-1,6,1,2,1,1,2,9,
 -1,2,1,-1,4,2,-1,12,4,1,2,1,3,6,3,-1,2,1,-1,4,6,9,
 8,2,1,2,1,3,-1,1,-1,6,1,-1,12,6,3,12,8,1,2,3,3,4,
 1,-1,-1,3,-1,-1,60,3,4,2,1,12]