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A221467 as a simple table

na(n)
11
22
34
48
516
632
733
864
966
10128
11129
12132
13133
14256
15258
16264
17266
18512
19513
20516
21528
22529
23532
241024
251026
261032
271056
281058
291064
302048
312049
322052
332064
342112
352113
362116
372128
384096
394098
404104
414105
424128
434224
444226
454232
464233
474256
488192
498193

[1,2,4,8,16,32,33,64,66,128,129,132,133,256,258,
 264,266,512,513,516,528,529,532,1024,1026,1032,
 1056,1058,1064,2048,2049,2052,2064,2112,2113,2116,
 2128,4096,4098,4104,4105,4128,4224,4226,4232,4233,
 4256,8192,8193]