Dear SeqFans, that is the other prime solution to 2^(previousprime(p)+nextprime(p))==0 mod (previousprime(p)+nextprime(p))^2? See also (the even semiprime)^(previousprime(p)+nextprime(p))==0 mod (previousprime(p)+nextprime(p))^(the even semiprime)...юрий герасимов