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A112920 as a simple table

na(n)
30
40
50
61
75
83
95
103
1113
128
1319
1427
159
1619
1733
1874
1941
2019
2161
2275
2361
24137
2551
26108
2795
28111
2999
30217

[0,0,0,1,5,3,5,3,13,8,19,27,9,19,33,74,41,19,61,
 75,61,137,51,108,95,111,99,217]