This is the 3 octive major scale. its a hard one, but easy to get used to.

-----------------------------------------------------------------12--14--15---------
------------------------------------------7--8--10-/-12--13--15---------------------
------------------------------------7--9--------------------------------------------
----------------2--4--5-/-7--9--10--------------------------------------------------
-------2--3--5----------------------------------------------------------------------
-3--5-------------------------------------------------------------------------------

There you have it
-JAMES