Shown with a cast-on count of 8 stitches.  

• Round 1: K1, *yo, sl1-k2-psso, repeat from * to last st, k1.
• Rounds 2, 4, 6, 8, 10, and 12: Ctr dbl inc, knit (2 more sts).
• Round 3: K2, *sl1-k2-psso, yo, repeat from * to last 2 sts, k2.
• Round 5: K2, *yo, sl1-k2-psso, repeat from * to last st, k1.
• Round 7: K3, *sl1-k2-psso, yo, repeat from * to last 2 sts, k2.
• Round 9: K3, *yo, sl1-k2-psso, repeat from * to last st, k1.
• Round 11: K1, *sl1-k2-psso, yo, repeat from * to last 2 sts, k2.