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A209308 as a simple table

na(n)
01
12
22
31
42
54
64
74
88
98
101
114
128
134
1416
152
162
171
188
1932
2032
211
222
234
244
2516
2632
2764
288
298
3016
3116
3264
3364
34128
35128
361
378
3816
398
4032
4164
42128
4332
44256
452
462
478
4816
4964
5064
51128
5264
53512
54512
551
562
574
588
5932
6064
61128
6216
63128
64512
651024

[1,2,2,1,2,4,4,4,8,8,1,4,8,4,16,2,2,1,8,32,32,1,2,
 4,4,16,32,64,8,8,16,16,64,64,128,128,1,8,16,8,32,
 64,128,32,256,2,2,8,16,64,64,128,64,512,512,1,2,4,
 8,32,64,128,16,128,512,1024]