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A287984 as a simple table

na(n)
01
111
2100
311
411000
5111111
60
711001111
8110000000
9111111
1011000000000
11110011111111
120
1311000011111111
14110111000000000
151011111111
1611000000000000000
17110110111111111111
1810100000000000
1911000000011111111111
20110101110000000000000
21100111111111111111

[1,11,100,11,11000,111111,0,11001111,110000000,
 111111,11000000000,110011111111,0,11000011111111,
 110111000000000,1011111111,11000000000000000,
 110110111111111111,10100000000000,
 11000000011111111111,110101110000000000000,
 100111111111111111]