Ruby, 22 bytes - 25 bytes = -3 bytes
c=->n=2{p ?d*21*n}
c[]
c=->n=2{p ?d*21*n}
c[]
The reason the value shows up as 21 bytes in the code itself is that the quotation marks are printed, effectively reducing the number of bytes I need to print by 2 (left paren and right paren).