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A221180 as a simple table

na(n)
01
12
24
38
416
532
664
7128
8256
9512
101024
112048
124096
138092
1416184
1532368
1664736
17129472
18258944
19517888
201035776
212071552
224143104
238286208
2416572416
2533144832
2666289664
27132579328
28265158656
29530317312
301060634624
312121269248
324242538496
338485076992
3416970153984
3533940307968

[1,2,4,8,16,32,64,128,256,512,1024,2048,4096,8092,
 16184,32368,64736,129472,258944,517888,1035776,
 2071552,4143104,8286208,16572416,33144832,
 66289664,132579328,265158656,530317312,1060634624,
 2121269248,4242538496,8485076992,16970153984,
 33940307968]