No more terms < 10^9. Conjectured to be complete.
Table of n, a(n) for n=1..8.
33 is in this sequence because no even semiprime and odd semiprime sum to 33. 35 is not in this sequence because the sum of 10 (even semiprime) and 25 (odd semiprime) is 35.
Cf. A001358, A046315, A100484, A152482, A152483.
Sequence in context: A050842 A143447 A318777 * A071643 A039578 A033032
Adjacent sequences: A152481 A152482 A152483 * A152485 A152486 A152487
Donovan Johnson, Dec 06 2008