Shown with a cast-on count of 65 stitches.  

• Row 45 (RS): BO 2 sts, k5, yo, k2tog, M1R, k1, M1L, ssk, yo, ssk, [yo, k1, yo, k1 tbl, k1, k1 tbl] 3 times, yo, k1, yo, k2tog, yo, k2tog, M1R, k1, M1L, ssk, yo, ssk, [yo, k1, yo, k1 tbl, k1, k1 tbl] 3 times, yo, k1, yo, k2tog, yo, k2tog, M1R, k1, M1L, ssk, yo, k2, yo, k2tog, k4 (81 sts).
• Row 46: BO 2 sts, k5, purl to last 6 sts, p1, k1, yo, k2tog, [yo] twice, k2.
• Row 47: K3, p1, k4, yo, *k2tog, k1, M1R, k1, M1L, k1, ssk, yo, k1, [yo, sl1-k2tog-psso, yo, sl2-k1-p2sso] 3 times, yo, sl1-k2tog-psso, yo, k1, yo, repeat from * to last 13 sts, k2tog, k1, M1R, k1, M1L, k1, ssk, yo, k2, yo, k2tog, [yo] twice, k2 (77 sts).