Row 1: ch 26, sc in 2nd ch from hook, sc in each
ch across, turn. (25).
Row 2: ch 1, sc in 1st st, (cl in next st, sc
in next st) across, turn (13 sc, 12 cl).
Row 3: ch 1, sc in each sc and in each cl, across,
turn.
Row 4: ch 1, cl in first st, (sc in next st,
cl in next st) across, turn (13 cl, 12 sc).
Row 5: Rep row 3.
Row 6 - 15: Rep rows 2-5 consecutively, ending
with Row 3.
Round 16: working around outer edge, ch 1, sc
in next st and in end of each row around with 3 sc in each corner, join
with sl st in first sc, turn.
Round 17: ch 1, sc in each st around with 3 sc
in centre st of each sc corner, join; fasten off.