Knitted in a multipe of 8 sts.
Round 1: * Yo, k1-tbl, yo, ssk, k5; repeat from * to end of round.
Round 2: * K3, ssk, k4; repeat from *.
Round 3: * Yo, k1-tbl, yo, k2, ssk, k3; repeat from *.
Round 4: * K5, ssk, k2; repeat from *.
Round 5: * K1-tbl, yo, k4, ssk, k1, yo; repeat from *.
Round 6: * K6, ssk, k1; repeat from *.
Round 7: * K5, k2tog, yo, k1-tbl, yo; repeat from *.
Round 8: * K4, k2tog, k3; repeat from *.
Round 9: * K3, k2tog, k2, yo, k1-tbl, yo; repeat from *.
Round 10: * K2, k2tog, k5; repeat from *.
Round 11: * Yo, k1, k2tog, k4, yo, k1-tbl; repeat from *.
Round 12: * K1, k2tog, k6; repeat from *.
Repeat rounds 1 to 12.

Knitting abbreviations
Knit: K | Yarn over: Yo | Tbl: Through the back loop.
Knit 2 sts together: K2tog | Slip slip knit: Ssk.