YOU WILL NEED:
One pair recommended needle size for the yarn you are using.
k = knit; k(p)w = knit(purl)wise; p = purl; rep = repeat; RSF = right side facing; sl = slip; st(s) = stitch(es); yb = take yarn to back of work; yfd = bring yarn to front of work.
1st row: RSF, k3, (yfd, sl 2sts kw, yb, k2) to last st, k1.
2nd row: P2, (yb, sl 2sts pw, yfd, p2) to last 2sts, p2.
3rd row: K1, yfd, sl 2sts kw, yb, (k2, yfd, sl 2sts, yb) to last st, k1.
4th row: P4, (yb, sl 2sts pw, yfd, p2) to end.
5th to 12th row: Rep 1st to 4th row twice more.
13th row: As 3rd row.
14th row: As 2nd row.
15th row: As 1st row.
16th row: As 4th row.
17th to 24th row: Rep 13th to 16th row twice more.
Rep these 24 rows.