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A286114 as a simple table

na(n)
01
13
21
315
40
563
63
7255
89
91023
100
114095
1219
1316383
147
1565535
1651
17262143
18135
191048575
20387
214194303
22227
2316777215
241991
2567108863
26899
27268435455
288135
291073741823
303971
314294967295
3240903
3317179869183
343971
3568719476735
364039
37274877906943
3840835

[1,3,1,15,0,63,3,255,9,1023,0,4095,19,16383,7,
 65535,51,262143,135,1048575,387,4194303,227,
 16777215,1991,67108863,899,268435455,8135,
 1073741823,3971,4294967295,40903,17179869183,3971,
 68719476735,4039,274877906943,40835]