yes. I'm selling an account that was one of the first 35 on this forum.
1. admin2. doesn't exist
3. satoshi
4. sirius (last active Aug 6, 2015)
5. doesn't exist
6. nandnor (12 posts, last active yesterday: Bitcointalk account. UID = 6.
I put my money on nandnor. Is that the account? The oldest newbie on Bitcointalk!
this are possible too
https://bitcointalk.org/index.php?action=profile;u=11
https://bitcointalk.org/index.php?action=profile;u=32
nope. if you really want to know I don't mind telling you because selling accounts is allowed, right? I'm doing it privately for the buyers sake 
yes selling account is allowed but very frowned upon so disclosing the account, you can get tagged red and the account will be no more value