Diagonal Knit Purl Pattern

Pattern
Cast on a multiple of 10 stitches.
Row 1 (RS): Knit.
Row 2 (WS): Purl.
Row 3: *P6, K4; rep from *.
Row 4: *P4, K6; rep from *.
Row 5: *P6, K4; rep from *.
Row 6: *P4, K6; rep from *.
Row 7: Knit.
Row 8: Purl.
Row 9: P4, *K4, P6; rep from * to last 6 sts, K4, P2.
Row 10: K2, *P4, K6; rep from * to last 8 sts, P4, K4.
Row 11: P4, *K4, P6; rep from * to last 6 sts, K4, P2.
Row 12: K2, *P4, K6; rep from * to last 8 sts, P4, K4.
Row 13: Knit.
Row 14: Purl.
Row 15: P2, *K4, P6; rep from * to last 8 sts, K4, P4.
Row 16: K4, *P4, K6; rep from * to last 6 sts, P4, K2.
Row 17: P2, *K4, P6; rep from * to last 8 sts, K4, P4.
Row 18: K4, *P4, K6; rep from * to last 6 sts, P4, K2.
Row 19: Knit.
Row 20: Purl.
Row 21: *K4, P6; rep from *.
Row 22: *K6, P4; rep from *.
Row 23: *K4, P6; rep from *.
Row 24: *K6, P4; rep from *.
Row 25: Knit.
Row 26: Purl.
Row 27: K2, P6, *K4, P6; rep from * to last 2 sts, K2.
Row 28: P2, K6, *P4, K6; rep from * to last 2 sts, P2.
Row 29: K2, P6, *K4, P6; rep from * to last 2 sts, K2.
Row 30: P2, K6, *P4, K6; rep from * to last 2 sts, P2.
Rep Rows 1-30.