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Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A069885 as a simple table

na(n)
11
22
37
411
5101
6111
71001
810001
910101
1011011
11100001
12101101
13110011
141000001

[1,2,7,11,101,111,1001,10001,10101,11011,100001,
 101101,110011,1000001]