Shown with a cast-on count of 25 stitches.  

• Round 1: P1, p2tog, k7, p3, M1R, k3, p9.
• Round 2: P2, k7, p4, k3, p9.
• Round 3: P2, ssk, k3, k2tog, p4, M1R, k2, M1L, k1, ssp, p7 (24 sts).
• Round 4: P2, k5, p5, k2, p1, M1R, k1, M1L, ssp, p6 (25 sts).
• Round 5: P2, ssk, k1, k2tog, p5, M1R, k2, M1L, p1, k3, ssp, p5 (24 sts).
• Round 6: P2, k3, p6, k2, p2, k1, yo, k1, yo, k1, ssp, p4 (25 sts).
• Round 7: P2, k3tog, p6, M1R, k2, M1L, p2, k5, ssp, p3 (24 sts).
• Round 8: P9, k3, p3, k2, yo, k1, yo, k2, ssp, p2 (25 sts).
• Round 9: P9, k3, M1L, p3, k7, ssp, p1.
• Round 10: P9, k3, p4, k7, p2.
• Round 11: P7, p2tog, k1, M1R, k2, M1L, p4, ssk, k3, k2tog, p2 (24 sts).
• Round 12: P6, p2tog, M1R, k1, M1L, p1, k2, p5, k5, p2 (25 sts).
• Round 13: P5, p2tog, k3, p1, M1R, k2, M1L, p5, ssk, k1, k2tog, p2 (24 sts).
• Round 14: P4, p2tog, k1, yo, k1, yo, k1, p2, k2, p6, k3, p2 (25 sts).
• Round 15: P3, p2tog, k5, p2, M1R, k2, M1L, p6, k3tog, p2 (24 sts).
• Round 16: P2, p2tog, k2, yo, k1, yo, k2, p3, k3, p9 (25 sts).