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A037019 as a simple table

na(n)
11
22
34
46
516
612
764
830
936
1048
111024
1260
134096
14192
15144
16210
1765536
18180
19262144
20240
21576
223072
234194304
24420
251296
2612288
27900
28960
29268435456
30720
311073741824
322310
339216
34196608
355184
361260
3768719476736
38786432
3936864
401680
411099511627776

[1,2,4,6,16,12,64,30,36,48,1024,60,4096,192,144,
 210,65536,180,262144,240,576,3072,4194304,420,
 1296,12288,900,960,268435456,720,1073741824,2310,
 9216,196608,5184,1260,68719476736,786432,36864,
 1680,1099511627776]