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A291572 as a simple table

na(n)
11
22
33
44
55
66
77
88
98
1010
1110
126
1310
147
158
168
1710
186
1910
2010
217
2210
2310
246
2510
2610
278
287
2910
306
3110
328
338
3410
357
366
3710
3810
398
408
4110
426
4310
4410
458
4610
4710
486
497
5010
518
5210
5310
546
5510
567
578
5810
5910
606
6110
6210
637
648
6510
666
6710
6810
698
707

[1,2,3,4,5,6,7,8,8,10,10,6,10,7,8,8,10,6,10,10,7,
 10,10,6,10,10,8,7,10,6,10,8,8,10,7,6,10,10,8,8,10,
 6,10,10,8,10,10,6,7,10,8,10,10,6,10,7,8,10,10,6,
 10,10,7,8,10,6,10,10,8,7]