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Knitted in a multiple of 18 sts.
Row 1 - RS: Knit.
Row 2: Purl.
Row 3: Knit 3, * purl 3, knit 15; rep from *, ending last rep with knit 12.
Row 4: Purl 12, * knit 3, purl 15; rep from *, ending last rep with purl 3.
Rows 5 - 6: Repeat Rows 3 - 4.
Row 7: * Knit 3, purl 15; rep from * to end.
Row 8: * Knit 15, purl 3; rep from * to end.
Rows 9: * Knit 3, purl 15; rep from * to end.
Rows 10 - 11 - 12: Repeat Rows 7 - 8 - 9.
Row 13: Purl 12, * knit 3, purl 15; rep from *, ending last rep with purl 3..
Row 14: Knit 3, * purl 3, knit 15; rep from *, ending last rep with knit 12.
Row 15: Purl 12, * knit 3, purl 15; rep from *, ending last rep with purl 3.
Row 16: Purl 6, * knit 3, purl 15; rep from *, ending last rep with purl 9.
Row 17: Knit 9, * purl 3, knit 15; rept from *, ending last rep with knit 6
Row 18: Purl 6, * knit 3, purl 15; rep from *, ending last rep with purl 9.
Rows 19 - 20 - 21: Repeat Rows 16 - 17 - 18.
Rows 22 - 23 - 24: Repeat Rows 13 - 14 - 15.
Repeat Rows 7 - 24.
