Some extensions of a property of linear representation functions

Let A={a1,a2,…}(a10d>0 is an integer, then there does not exist n0n0 such that d≤R2(2)(A,n)≤d+[2d+12] for n>n0n>n0. In this paper, we obtain the analogous results for Rk(A,n)Rk(A,n), Rk(1)(A,n) and Rk(2)(A,n).