Tab cast on to 9 sts. Work 1 WS row: K1, purl to last st, k1. On Row 1, place marker before and after central purl st, if desired. Repeat Rows 7-12 with increasing repetitions of bracketed 6-st multiple. In following examples, cdd = sl2-k1-p2sso. Rep 2: 7.. K1, yo, [k3, yo, cdd, yo] twice, k3, yo, p1, yo, k3 [yo, cdd, yo, k3] twice, yo, k1. 9.. K1, yo, k1, [yo, cdd, yo, k3, yo] twice, cdd, yo, k1, …
Tab cast on to 9 sts. Work 1 WS row: K1, purl to last st, k1. On Row 1, place marker before and after central purl st, if desired. Repeat Rows 7-12 with increasing repetitions of bracketed 6-st multiple. In following examples, cdd = sl2-k1-p2sso. Rep 2: 7.. K1, yo, [k3, yo, cdd, yo] twice, k3, yo, p1, yo, k3 [yo, cdd, yo, k3] twice, yo, k1. 9.. K1, yo, k1, [yo, cdd, yo, k3, yo] twice, cdd, yo, k1, yo, p1, yo, k1, yo, cdd, [yo, k3, yo, cdd, yo] twice, k1, yo, k1. 11. K1, yo, knit to center st, yo, p1, yo, knit to last st, yo, k1.
Rep 3:
7.. K1, yo, [k3, yo, cdd, yo] 3 times, k3, yo, p1, yo, k3 [yo, cdd, yo, k3] 3 times, yo, k1.
9.. K1, yo, k1, [yo, cdd, yo, k3, yo] 3 times, cdd, yo, k1, yo, p1, yo, k1, yo, cdd, [yo, k3, yo, cdd, yo] 3 times, k1, yo, k1.
11. K1, yo, knit to center st, yo, p1, yo, knit to last st, yo, k1.
Shown with a cast-on count of 9 stitches.