Pyramid knitting stitch - This is a reversible pattern that lies flat.

Cast on a multiple of 8 sts + 1 and a 16-row repeat.
Row 1: Purl 1, * knit 7, purl 1; repeat from * to end.
Row 2: Knit 1, * purl 7, knit 1; repeat from * to end.
Row 3: Purl 2, * knit 5, purl 3; repeat from * to last 7 sts, knit 5, purl 2.
Row 4: Knit 2, * purl 5, knit 3; repeat from * to last 7 sts, purl 5, knit 2.
Row 5: Purl 3, * knit 3, purl 5; repeat from * to last 6 sts, knit 3, purl 3.
Row 6: Knit 3, * purl 3, knit 5; repeat from * to last 6 sts, purl 3, knit 3.
Row 7: Purl 4, * knit 1, purl 7; repeat from * to last 5 sts, knit 1, purl 4.
Row 8: Knit 4, * purl 1, knit 7; repeat from * to last 5 sts, purl 1, knit 4.
Row 9: Knit 4, * purl 1, knit 7; repeat from * to last 5 sts, purl 1, knit 4.
Row 10: Purl 4, * knit 1, purl 7; repeat from * to last 5 sts, knit 1, purl 4.
Row 11: Knit 3, * purl 3, knit 5; repeat from * to last 6 sts, purl 3, knit 3.
Row 12: Purl 3, * knit 3, purl 5; repeat from * to last 6 sts, knit 3, purl 3.
Row 13: Knit 2, * purl 5, knit 3; repeat from * to last 7 sts, purl 5, knit 2.
Row 13: Purl 2, * knit 5, purl 3; repeat from * to last 7 sts, knit 5, purl 2.
Row 15: Knit 1, * purl 7, knit 1; repeat from * to end.
Row 16: Purl 1, * knit 7, purl 1; repeat from * to end.
Repeat Rows 1 - 16.
Knitting abbreviations.
K: Knit | P: Purl.