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A303421 as a simple table

na(n)
11
22
32
44
58
64
78
832
932
108
1116
12128
13252
14128
1516
1632
17512
181985
191988
20512
2132
2264
232048
2415647
2530897
2615684
272048
2864
29128
308192
31123337
32480953
33480960
34123732
358192
36128
37256
3832768
39972168
407486281
4114783632
427486369
43976132
4432768
45256
46512
47131072

[1,2,2,4,8,4,8,32,32,8,16,128,252,128,16,32,512,
 1985,1988,512,32,64,2048,15647,30897,15684,2048,
 64,128,8192,123337,480953,480960,123732,8192,128,
 256,32768,972168,7486281,14783632,7486369,976132,
 32768,256,512,131072]