A090421 Numbers that can be written in binary representation as concatenation of primes.

2, 3, 5, 7, 11, 13, 15, 17, 19, 21, 23, 29, 31, 37, 41, 43, 45, 47, 53, 55, 59, 61, 63, 67, 71, 73, 79, 81, 83, 87, 89, 91, 93, 95, 97, 101, 103, 107, 109, 111, 113, 115, 119, 123, 125, 127, 131, 137, 139, 141, 143, 149, 151, 157, 159, 163, 165, 167, 169, 171, 173