Techniques used 
K: Knit
P: Purl
Yo: Yarn over
K2tog: Knit 2 together
Ssk: Slip slip knit
Pattern
Multiple of multiple of 10 sts, + 1.
Row 1 and all WS rows: purl.
Row 2 (RS): k3, *k2tog, yo, k1, yo, ssk, k5*, k2tog, yo, k1, yo, ssk, k3.
Row 4: k2, *k2 tog, (k1, yo) x2, k1, ssk, k3*, k2tog, (k1, yo) x2, k1, ssk, k2.
Row 6: k1, *k2tog, k2, yo, k1, yo, k2, ssk, k1*.
Row 8: k2tog, *k3, yo, k1, yo, k3, sk2p*, k3, yo, k1, yo, k3, ssk.
Row 10: k1, *yo, ssk, k5, k2tog, yo, k1*.
Row 12: k1, *yo, k1, ssk, k3, k2tog, k1, yo, k1*.
Row 14: k1, *yo, k2, ssk, k1, k2tog, k2, yo, k1*.
Row 16: k1, *yo, k3, sk2p, k3, yo, k1*.
Repeat rows 1-16.