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A113320 as a simple table

na(n)
11
21
31
42
52
64
74
84
96
102
116
124
1318
146
154
1620
176
1830
194
2040
2130
228
2318
2416
2540
26128
2724
2840
2958
30194
3178
3284
3356
3456
3572
36112
3798
38300
39444
4054
41978
421938
43120
44126
456
461750

[1,1,1,2,2,4,4,4,6,2,6,4,18,6,4,20,6,30,4,40,30,8,
 18,16,40,128,24,40,58,194,78,84,56,56,72,112,98,
 300,444,54,978,1938,120,126,6,1750]