OFFSET
2,1
COMMENTS
For n>=3, the value given is only a conjecture.
EXAMPLE
It is conjectured (A216495) that 37 is the largest prime p with no 3-term arithmetic progression ending with p. This would imply a(3)=37. (7,19,31, for example, is a progression ending with 31.)
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Alex Ratushnyak, Sep 12 2012
STATUS
approved