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A171441 as a simple table

na(n)
01
17
222
342
457
563
664
764
864
964
1064
1164
1264
1364
1464
1564
1664
1764
1864
1964
2064
2164
2264
2364
2464
2564
2664
2764
2864
2964
3064
3164
3264
3364
3464
3564
3664
3764
3864
3964
4064
4164
4264
4364
4464
4564
4664
4764
4864
4964
5064
5164
5264
5364
5464
5564
5664
5764
5864
5964
6064
6164
6264
6364
6464
6564
6664
6764
6864
6964

[1,7,22,42,57,63,64,64,64,64,64,64,64,64,64,64,64,
 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
 64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,64,
 64,64,64,64,64]