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A191675 as a simple table

na(n)
11
21
31
41
51
61
71
81
99
1018
112
1218
1318
1418
1518
1618
1718
1818
1990
2018
2118
224
2318
2418
2518
2618
2718
2818
2990
3018
3118
3218
336
3418
3518
3618
3718
3818
3990
4018
4118
4218
4318
448
4518
4618
4718
4818
4990
5018
5118
5218
5318
5418
5510
5618
5718
5818
5990
6018
6118
6218
6318
6418
6518
6612
6718
6818
6990
7018
7118
7218
7318
7418
7518
7618
7714
7818
7990
8018
8118
8218
8318
8418
8518
8618
8718
8816
8990
9090
9190
9290
9390
9490
9590
9690
9790
9890
9990

[1,1,1,1,1,1,1,1,9,18,2,18,18,18,18,18,18,18,90,
 18,18,4,18,18,18,18,18,18,90,18,18,18,6,18,18,18,
 18,18,90,18,18,18,18,8,18,18,18,18,90,18,18,18,18,
 18,10,18,18,18,90,18,18,18,18,18,18,12,18,18,90,
 18,18,18,18,18,18,18,14,18,90,18,18,18,18,18,18,
 18,18,16,90,90,90,90,90,90,90,90,90,90,90]