From A Second Treasury of Knitting Patterns* by Barbara Walker. Modified to show a chain selvedge along the straight edge.
*Affiliate link. Buy the book and I get a couple pennies.
Shown with a cast-on count of 11 stitches.
1 2 3 4 5 Horizontal repeats
1 2 3 4 5 Vertical repeats
Swatch photo uploaded by jcbriar