Smallest number in base 2 which is also prime in base 2+n, or 0 if no such number exists.

Terms

a(0) =10a(1) =11a(2) =10a(3) =11a(4) =10a(5) =111a(6) =1011a(7) =11a(8) =10a(9) =11a(10) =10a(11) =101a(12) =111a(13) =11a(14) =10a(15) =11a(16) =10a(17) =101a(18) =111a(19) =11a(20) =10a(21) =101a(22) =111011a(23) =101a(24) =111a(25) =11a(26) =10a(27) =11a(28) =10a(29) =1011