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A306568 as a simple table

na(n)
23
34
48
52
611
715
83
911
1020
1124
121
1310
1422
1531
1635
170
184
1923
2035
2144
2248
230
244
2519
2638
2750
2859
2963
301
313
3215
3336
3455
3567
3676
3780
381
392
406
4134
4255
4374
4486
4595
4699
470
482
494
5027
5155
5276
5395
54107
55116
56120
570
581
593
6019
6150
6278
6399
64118
65130
66139
67143
681
690
703
718
7244
7375
74103
75124
76143
77155
78164
79168

[3,4,8,2,11,15,3,11,20,24,1,10,22,31,35,0,4,23,35,
 44,48,0,4,19,38,50,59,63,1,3,15,36,55,67,76,80,1,
 2,6,34,55,74,86,95,99,0,2,4,27,55,76,95,107,116,
 120,0,1,3,19,50,78,99,118,130,139,143,1,0,3,8,44,
 75,103,124,143,155,164,168]