Shown with a cast-on count of 15 stitches.  

• Row 1 (RS): 3/1/3 RC, p1, 3/1/3 LC.
• Row 2: Sl1 wyif, p2, k1, p3, yo, k1, yo, p3, k1, p3 (17 sts).
• Row 3: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, [p1, k3] twice (19 sts).
• Row 4: Sl1 wyif, p2, k1, p3, k5, p3, k1, p3.
• Row 5: Sl1 wyib, k2, p1, k3, p1, incLp, incRp, k1, p1, k1, incLp, incRp, [p1, k3] twice (23 sts).
• Row 6: Sl1 wyif, p2, k1, p3, k3, p1, k1, p2, k2, p3, k1, p3.
• Row 7: Sl1 wyib, k2, p1, k3, p1, incLp, incRp, k3, p1, k3, incLp, incRp, [p1, k3] twice (27 sts).
• Row 8: Sl1 wyif, p2, [k1, p3, k3, p3] twice, k1, p3.
• Row 9: Sl1 wyib, k2, [p1, k3, p1, incLp, p1, incRp, p1, k3] twice, p1, k3 (31 sts).
• Row 10: Sl1 wyif, p2, [k1, p3, k5, p3] twice, k1, p3.
• Row 11: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p3, k3, p1, k3, p3, incLp, p1, incRp, [p1, k3] twice (35 sts).
• Row 12: Sl1 wyif, p2, [k1, p3, k7, p3] twice, k1, p3.
• Row 13: 3/1/3 RC, p1, incLp, p1, incRp, p1, 3/1/3 RC, p1, 3/1/3 LC, p1, incLp, p1, incRp, p1, 3/1/3 LC (39 sts).
• Row 14: Sl1 wyif, p2, k1, p3, k5, [p3, k1] twice, p3, k1, p3, k5, p3, k1, p3.
• Row 15: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p3, [k3, p1] 3 times, k3, p3, incLp, p1, incRp, [p1, k3] twice (43 sts).
• Row 16: Sl1 wyif, p2, k1, p3, k7, [p3, k1] twice, p3, k1, p3, k7, p3, k1, p3.
• Row 17: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p5, [k3, p1] 3 times, k3, p5, incLp, p1, incRp, [p1, k3] twice (47 sts).
• Row 18: Sl1 wyif, p2, k1, p3, k9, [p3, k1] twice, p3, k1, p3, k9, p3, k1, p3.
• Row 19: 3/1/3 RC, p1, incLp, p1, incRp, p7, 3/1/3 RC, p1, 3/1/3 LC, p7, incLp, p1, incRp, p1, 3/1/3 LC (51 sts).
• Row 20: Sl1 wyif, p2, k1, p3, k11, [p3, k1] twice, p3, k1, p3, k11, p3, k1, p3.
• Row 21: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p9, [k3, p1] 3 times, k3, p9, incLp, p1, incRp, [p1, k3] twice (55 sts).
• Row 22: Sl1 wyif, p2, k1, p3, k13, [p3, k1] twice, p3, k1, p3, k13, p3, k1, p3.
• Row 23: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p11, [k3, p1] 3 times, k3, p11, incLp, p1, incRp, [p1, k3] twice (59 sts).
• Row 24: Sl1 wyif, p2, k1, p3, k15, [p3, k1] twice, p3, k1, p3, k15, p3, k1, p3.
• Row 25: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p13, [k3, p1] 3 times, k3, p13, incLp, p1, incRp, [p1, k3] twice (63 sts).
• Row 26: Sl1 wyif, p2, k1, p3, k17, [p3, k1] twice, p3, k1, p3, k17, p3, k1, p3.
• Row 27: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p15, [k3, p1] 3 times, k3, p15, incLp, p1, incRp, [p1, k3] twice (67 sts).
• Row 28: Sl1 wyif, p2, k1, p3, k19, [p3, k1] twice, p3, k1, p3, k19, p3, k1, p3.
• Row 29: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p17, [k3, p1] 3 times, k3, p17, incLp, p1, incRp, [p1, k3] twice (71 sts).
• Row 30: Sl1 wyif, p2, k1, p3, k21, [p3, k1] twice, p3, k1, p3, k21, p3, k1, p3.
• Row 31: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p19, [k3, p1] 3 times, k3, p19, incLp, p1, incRp, [p1, k3] twice (75 sts).
• Row 32: Sl1 wyif, p2, k1, p3, k23, [p3, k1] twice, p3, k1, p3, k23, p3, k1, p3.
• Row 33: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p21, [k3, p1] 3 times, k3, p21, incLp, p1, incRp, [p1, k3] twice (79 sts).
• Row 34: Sl1 wyif, p2, k1, p3, k25, [p3, k1] twice, p3, k1, p3, k25, p3, k1, p3.
• Row 35: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p23, [k3, p1] 3 times, k3, p23, incLp, p1, incRp, [p1, k3] twice (83 sts).
• Row 36: Sl1 wyif, p2, k1, p3, k27, [p3, k1] 3 times, p3, k27, p3, k1, p3.
• Row 37: 3/1/3 RC, p1, incLp, p1, incRp, p25, 3/1/3 RC, p1, 3/1/3 LC, p25, incLp, p1, incRp, p1, 3/1/3 LC (87 sts).
• Row 38: Sl1 wyif, p2, k1, p3, k29, [p3, k1] 3 times, p3, k29, p3, k1, p3.
• Row 39: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p27, [k3, p1] 3 times, k3, p27, incLp, p1, incRp, [p1, k3] twice (91 sts).
• Row 40: Sl1 wyif, p2, k1, p3, k31, [p3, k1] 3 times, p3, k31, p3, k1, p3.
• Row 41: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p29, [k3, p1] 3 times, k3, p29, incLp, p1, incRp, [p1, k3] twice (95 sts).
• Row 42: Sl1 wyif, p2, k1, p3, k33, [p3, k1] twice, p3, k1, p3, k33, p3, k1, p3.
• Row 43: 3/1/3 RC, p1, incLp, p1, incRp, p31, 3/1/3 RC, p1, 3/1/3 LC, p31, incLp, p1, incRp, p1, 3/1/3 LC (99 sts).
• Row 44: Sl1 wyif, p2, k1, p3, k35, [p3, k1] twice, p3, k1, p3, k35, p3, k1, p3.
• Row 45: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p33, [k3, p1] 3 times, k3, p33, incLp, p1, incRp, [p1, k3] twice (103 sts).
• Row 46: Sl1 wyif, p2, k1, p3, k37, [p3, k1] twice, p3, k1, p3, k37, p3, k1, p3.
• Row 47: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p35, [k3, p1] 3 times, k3, p35, incLp, p1, incRp, [p1, k3] twice (107 sts).
• Row 48: Sl1 wyif, p2, k1, p3, k39, [p3, k1] twice, p3, k1, p3, k39, p3, k1, p3.
• Row 49: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p37, [k3, p1] 3 times, k3, p37, incLp, p1, incRp, [p1, k3] twice (111 sts).
• Row 50: Sl1 wyif, p2, k1, p3, k41, [p3, k1] twice, p3, k1, p3, k41, p3, k1, p3.
• Row 51: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p39, [k3, p1] 3 times, k3, p39, incLp, p1, incRp, [p1, k3] twice (115 sts).
• Row 52: Sl1 wyif, p2, k1, p3, k43, [p3, k1] twice, p3, k1, p3, k43, p3, k1, p3.
• Row 53: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p41, [k3, p1] 3 times, k3, p41, incLp, p1, incRp, [p1, k3] twice (119 sts).
• Row 54: Sl1 wyif, p2, k1, p3, k45, [p3, k1] twice, p3, k1, p3, k45, p3, k1, p3.
• Row 55: Sl1 wyib, k2, p1, k3, p1, incLp, p1, incRp, p43, [k3, p1] 3 times, k3, p43, incLp, p1, incRp, [p1, k3] twice (123 sts).
• Row 56: Sl1 wyif, p2, k1, p3, k47, [p3, k1] twice, p3, k1, p3, k47, p3, k1, p3.
• Row 57: Sl1 wyib, k2, p1, k3, p47, [k3, p1] 3 times, k3, p46, [k3, p1] twice.
• Row 58: K1, sl1 wyif, p2, k1, p3, k46, [p3, k1] 3 times, p3, k47, p3, k1, p3.