Multiple of 18 stitches plus 1 - 16 row repeat, creates a textured knit 2 purl 2 rib that makes tall chevron peaks like mountains
Shown with a cast-on count of 37 stitches.
1 2 3 4 5 Horizontal repeats
1 2 3 4 5 Vertical repeats
Swatch photo uploaded by Tranquinna