Shown with a cast-on count of 52 stitches.  

• Rows 1, 5, 17, and 21 (RS): [K1, p1] twice, *[k4, p4] twice, repeat from * to last 16 sts, k4, p4, k4, [p1, k1] twice.
• Rows 2, 4, 6, 16, 18, 20, 22, and 32: K1, p1, k1, p5, k4, p4, *[k4, p4] twice, repeat from * to last 4 sts, [p1, k1] twice.
• Rows 3 and 31: [K1, p1] twice, *2/2 LC, p4, 2/2 RC, p4, repeat from * to last 16 sts, 2/2 LC, p4, 2/2 RC, [p1, k1] twice.
• Row 7: [K1, p1] twice, *2/2 LPC, p4, 2/2 RPC, p4, repeat from * to last 16 sts, 2/2 LPC, p4, 2/2 RPC, [p1, k1] twice.
• Rows 8 and 14: [K1, p1] twice, k2, p2, k4, p2, *k8, p2, k4, p2, repeat from * to last 6 sts, k2, [p1, k1] twice.
• Row 9: [K1, p1] 3 times, *2/2 LPC, 2/2 RPC, p8, repeat from * to last 14 sts, 2/2 LPC, 2/2 RPC, [p1, k1] 3 times.
• Rows 10 and 12: [K1, p1] 3 times, k2, p4, *k12, p4, repeat from * to last 8 sts, k2, [p1, k1] 3 times.
• Row 11: [K1, p1] 4 times, *2/2 LC, p12, repeat from * to last 12 sts, 2/2 LC, [p1, k1] 4 times.
• Row 13: [K1, p1] 3 times, *2/2 RPC, 2/2 LPC, p8, repeat from * to last 14 sts, 2/2 RPC, 2/2 LPC, [p1, k1] 3 times.
• Rows 15 and 19: [K1, p1] twice, *2/2 RC, p4, 2/2 LC, p4, repeat from * to last 16 sts, 2/2 RC, p4, 2/2 LC, [p1, k1] twice.
• Row 23: [K1, p1] twice, *2/2 RPC, p4, 2/2 LPC, p4, repeat from * to last 16 sts, 2/2 RPC, p4, 2/2 LPC, [p1, k1] twice.
• Row 24: K1, p1, k1, p3, k8, p2, *k4, p2, k8, p2, repeat from * to last 4 sts, [p1, k1] twice.
• Row 25: [K1, p1] twice, k2, *p8, 2/2 LPC, 2/2 RPC, repeat from * to last 14 sts, p8, k2, [p1, k1] twice.
• Rows 26 and 28: K1, p1, k1, p3, k10, *p4, k10, p2, repeat from * to last 4 sts, [p1, k1] twice.
• Row 27: [K1, p1] twice, *k2, p10, 2/2 RC, repeat from * to last 16 sts, p10, k2, [p1, k1] twice.
• Row 29: [K1, p1] twice, k2, *p8, 2/2 RPC, 2/2 LPC, repeat from * to last 14 sts, p8, k2, [p1, k1] twice.
• Row 30: K1, p1, k1, p3, k8, *p2, k4, p2, k8, repeat from * to last 6 sts, p3, k1, p1, k1.