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A019278 as a simple table

na(n)
11
22
34
48
515
616
721
824
942
1060
1164
1284
13160
14168
15240
16336
17480
18504
19512
20960
211023
221344
231536
244092
254096
2610752
2713824
2816368
2929127
3032256
3132736
3247360
3357120
3458254
3561440
3665472
3765536
3886016
39116508
40217728
41262144
42331520
43343976
44466032
45550095

[1,2,4,8,15,16,21,24,42,60,64,84,160,168,240,336,
 480,504,512,960,1023,1344,1536,4092,4096,10752,
 13824,16368,29127,32256,32736,47360,57120,58254,
 61440,65472,65536,86016,116508,217728,262144,
 331520,343976,466032,550095]