Pattern:
Right side: CO 45 sts
Wrongside: K22, slip 1 sts with yarn in front, k22
Right side: k21, double decrease, k21.
Wrongside: K21, slip 1 sts with yarn in front, k21

double decrease: Slip the first 2 stitches on the LH needle to the RH needle (as if to knit). Knit the next stitch on the LH needle. With the LH needle, bring both slipped stitches together over the knitted stitch and off the RH needle.