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A307993 as a simple table

na(n)
11
21
31
41
52
62
73
83
95
104
116
127
138
147
1513
169
1712
1817
1915
2013
2127
2216
2322
2432
2524
2623
2748
2827
2933
3055
3140
3234
3379
3441
3549
3687
3755
3855
39122
4056
4172
42132
4381
4473
45174
4682
4798
48196
49106
5099
51253
52110
53131
54267
55144
56132
57342
58153
59175
60359
61188
62176
63459
64189
65218
66496
67238
68229
69602

[1,1,1,1,2,2,3,3,5,4,6,7,8,7,13,9,12,17,15,13,27,
 16,22,32,24,23,48,27,33,55,40,34,79,41,49,87,55,
 55,122,56,72,132,81,73,174,82,98,196,106,99,253,
 110,131,267,144,132,342,153,175,359,188,176,459,
 189,218,496,238,229,602]