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A376301 as a simple table

na(n)
010
11
22
33
44
55
66
77
88
99
1010
11-1
1212
13-1
1414
1515
1616
17-1
1818
19-1
2020
2121
2213122
231323
2424
2525
26126
2727
2828
29729
3030
31-1
3232
33-1
341134
3535
3636
37-1
387938
39-1
4040
41441
4242
43243
44144
4545
462646
47147
4848
4949
5050
51-1
52252
53-1
5454
55-1
5656
57-1
581458
59-1
6060
616561
62162
6363
6464
65-1
6639366
67567
68168

[10,1,2,3,4,5,6,7,8,9,10,-1,12,-1,14,15,16,-1,18,
 -1,20,21,13122,1323,24,25,126,27,28,729,30,-1,32,
 -1,1134,35,36,-1,7938,-1,40,441,42,243,144,45,
 2646,147,48,49,50,-1,252,-1,54,-1,56,-1,1458,-1,
 60,6561,162,63,64,-1,39366,567,168]