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A109740 as a simple table

na(n)
11
22
33
45
59
617
733
865
987
10129
11153
12229
13257
14321
15481
16641
17769
18785
191025
201281
211425
221793
231889
242049
252561
263329
273857
283937
294097
308193
3110241
3210849
3314337
3414849
3515681
3618273
3720321
3822369
3922529
4027905
4131489
4231745
4338913

[1,2,3,5,9,17,33,65,87,129,153,229,257,321,481,
 641,769,785,1025,1281,1425,1793,1889,2049,2561,
 3329,3857,3937,4097,8193,10241,10849,14337,14849,
 15681,18273,20321,22369,22529,27905,31489,31745,
 38913]