Number of stitches: multiple of 20 +1.
Only RS rows are displayed on the chart.
Work all stitches in WS rows as you see them. Purl newly made sts.
Horizontally repeat the sequence between arrows.
Vertically knit one row (WS), then start the pattern from row 1 (RS).
Vertically knit one row (WS), then start the pattern from row 1 (RS).
Work out rows 1 to 26 one time, then repeat rows 19 to 26.