Garter Zig Zag on a stockinette stitch background. Easy to knit and easy to remember, too,
Cast on a multiple of  6 stitches.
Row 1 - right side: * Knit 3, purl 3; repeat from * to end.
Row 2 and all wrong side rows: Purl all.
Row 3: Purl 1, * knit 3, purl 3; repeat from * to last 5 sts, knit 3, purl 2.
Row 5: Purl 2, * knit 3, purl 3; repeat from * to last 4 sts, knit 3, purl 1.
Row 7: * Purl 3, knit 3; repeat from * to end.
Row 9: Purl 2, * knit 3, purl 3; repeat from * to last 4 sts, knit 3, purl 1.
Row 11: Purl 1, * knit 3, purl 3; repeat from * to last 5 sts, knit 3, purl 2.
Row 12: Purl.
Repeat Rows 1- 12.

Garter Zig Zag stitch in a round