Shown with a cast-on count of 55 stitches.  

• Row 1 (RS): *K4, yo, ssk, p7, k2tog, yo, k3, repeat from * to last st, k1.
• Rows 2, 38, 40, 42, 44, 46, and 48: *P5, k9, p4, repeat from * to last st, p1.
• Row 3: *K3, [yo, ssk] twice, p5, [k2tog, yo] twice, k2, repeat from * to last st, k1.
• Rows 4 and 34: *P7, k5, p6, repeat from * to last st, p1.
• Row 5: *K2, [yo, ssk] 3 times, p3, [k2tog, yo] 3 times, k1, repeat from * to last st, k1.
• Rows 6 and 32: *P8, k3, p7, repeat from * to last st, p1.
• Row 7: K1, *[yo, ssk] 4 times, k1, [k2tog, yo] 4 times, k1, repeat from *.
• Rows 8 and 30: *K2, p15, k1, repeat from * to last st, k1.
• Row 9: *P2, [yo, ssk] 3 times, k3, [k2tog, yo] 3 times, p1, repeat from * to last st, p1.
• Rows 10 and 28: *K3, p13, k2, repeat from * to last st, k1.
• Row 11: *P3, [yo, ssk] twice, k5, [k2tog, yo] twice, p2, repeat from * to last st, p1.
• Rows 12 and 26: *K4, p11, k3, repeat from * to last st, k1.
• Row 13: *P4, yo, ssk, k7, k2tog, yo, p3, repeat from * to last st, p1.
• Rows 14, 16, 18, 20, and 22: *K5, p9, k4, repeat from * to last st, k1.
• Rows 15, 17, and 21: *P5, k9, p4, repeat from * to last st, p1.
• Row 19: *P5, 4/4 RC, k1, p4, repeat from * to last st, p1.
• Row 25: *P4, k2tog, yo, k7, yo, ssk, p3, repeat from * to last st, p1.
• Row 27: *P3, [k2tog, yo] twice, k5, [yo, ssk] twice, p2, repeat from * to last st, p1.
• Row 29: *P2, [k2tog, yo] 3 times, k3, [yo, ssk] 3 times, p1, repeat from * to last st, p1.
• Row 31: K1, *[k2tog, yo] 4 times, k1, [yo, ssk] 4 times, k1, repeat from *.
• Row 33: *K2, [k2tog, yo] 3 times, p3, [yo, ssk] 3 times, k1, repeat from * to last st, k1.
• Row 35: *K3, [k2tog, yo] twice, p5, [yo, ssk] twice, k2, repeat from * to last st, k1.
• Row 36: *P6, k7, p5, repeat from * to last st, p1.
• Row 37: *K4, k2tog, yo, p7, yo, ssk, k3, repeat from * to last st, k1.
• Rows 39 and 41: *K5, p9, k4, repeat from * to last st, k1.
• Rows 43, 45, and 47: K5, p9, *4/4 RC, k1, p9, repeat from * to last 5 sts, k5.
• Repeat rows 1-48.