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A260141 as a simple table

na(n)
11
23
32
47
515
67
75
813
93
1065
1191
1231
13255
1431
1513
1685
1731
1835
19127
2051
21217
221105
23403
24403
257
2673
27221
282555
29127
30635
31217
32527
331651
34595
3533
36949
37133
3819
39267
4077
41511
426851
4311
4465535
4589
46119
47665
481397
4921845
5077
51143
524123
533937
546141
5515841
561157
572047
585621
5933
601397
6115
626141
63267

[1,3,2,7,15,7,5,13,3,65,91,31,255,31,13,85,31,35,
 127,51,217,1105,403,403,7,73,221,2555,127,635,217,
 527,1651,595,33,949,133,19,267,77,511,6851,11,
 65535,89,119,665,1397,21845,77,143,4123,3937,6141,
 15841,1157,2047,5621,33,1397,15,6141,267]