>>639
A(1,n)=n+A(1,0)=n+2
A(2,n)=2n+A(2,0)=2n+3
A(2,x-3)=2x-3よりA(3,n)=(2^n)(A(3,0)+3)-3=8*(2^n)-3
A(4,1)=A(3,A(3,1))=65533