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A199262 as a simple table

na(n)
01
13
211
315
459
595
6223
7255
81007
91919
104091
116143
1216379
1328671
1461439
1565535
16261119
17516095
181048571
191966079
204128767
218380415
2216769023
2325165823
2467108799
25134184959
26268434431
27469762047
281073741819
292013265919
304160749567
314294967295
3217163091967

[1,3,11,15,59,95,223,255,1007,1919,4091,6143,
 16379,28671,61439,65535,261119,516095,1048571,
 1966079,4128767,8380415,16769023,25165823,
 67108799,134184959,268434431,469762047,1073741819,
 2013265919,4160749567,4294967295,17163091967]