A140105 - OEIS

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A140105 as a simple table

n	a(n)
0	1
1	1
2	1
3	11
4	11
5	1111
6	101101
7	100111011
8	100111011
9	101100010011
10	11011101011111
11	100110000100010101
12	1110010001100111111

[1,1,1,11,11,1111,101101,100111011,100111011, 101100010011,11011101011111,100110000100010101, 1110010001100111111]