Eyelet Lace 45: Old Shale Variation

PATTERN
Cast on a multiple of 17 sts.
Row 1 (RS): Knit.
Row 2: Purl.
Row 3: *[K2tog] 3 times, [yo, k1] 5 times, yo, [k2tog] 3 times, repeat from *.
Row 4: Knit.
Row 5: Purl.
Row 6: Purl.
Repeat rows 1-6.
Worked in the round, see Eyelet Lace 45 in the round