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A280049 as a simple table

na(n)
11
211
3100
4101
5111
61001
71011
81100
91101
101111
1110000
1210001
1310011
1410100
1510101
1610111
1711001
1811011
1911100
2011101
2111111
22100001
23100011
24100100
25100101
26100111
27101001
28101011
29101100
30101101
31101111
32110000
33110001
34110011
35110100
36110101
37110111

[1,11,100,101,111,1001,1011,1100,1101,1111,10000,
 10001,10011,10100,10101,10111,11001,11011,11100,
 11101,11111,100001,100011,100100,100101,100111,
 101001,101011,101100,101101,101111,110000,110001,
 110011,110100,110101,110111]