Body:
Note: The cardigan is worked in one piece from the neck edge down. Ch 3 at the beginning of rows counts as a dc throughout.
Beg at neck edge, with A, ch 33 (37).
1st row: (RS). 1 sc in 2nd ch from hook. 1 sc in each ch to end of chain. 32 (36) sc. Turn.
2nd row: Ch 1. *2 sc in next sc. 1 sc in next sc. Rep from * to end of row. 48 (54) sc. Turn.
3rd row: Ch 1. *2 sc in next sc. 1 sc in each of next 2 sc. Rep from * to end of row. 64 (72) sc. Turn.
4th row: With B, ch 3. 1 dc in next sc. [Ch 1. Miss next sc. (Yoh and draw up a loop. Yoh and draw through 2 loops on hook) 3 times in next sc. Yoh and draw through all loops on hook – cluster made] 4 (5) times. (Ch 1. Cluster. Ch 1) in next st. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 4 times. (Ch 1. Cluster. Ch 1) in next st. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 10 (12) times. (Ch 1. Cluster. Ch 1) in next st. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 4 times. (Ch 1. Cluster. Ch 1) in next st. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 4 (5) times. 1 dc in each of last 2 sc. Turn.
5th row: With A, ch 3. 1 dc in next dc. *Ch 1. Miss next cluster. Cluster in next ch-1 sp. Rep from * across. 1 dc in each of last 2 dc. 38 (42) clusters. Turn.
6th row: With B, ch 3. 1 dc in next dc. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 5 (6) times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 5 times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 10 (12) times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 5 times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 5 (6) times. 1 dc in each of last 2 sc. Turn.
7th row: With A, ch 1. 1 sc in each st and ch-1 sp to end of row. 96 (104) sc. Turn.
8th row: With B, ch 3. 1 dc in next sc. (Ch 1. Miss next sc. Cluster in next sc) 6 (7) times. (Ch 1. Cluster. Ch 1) in next sc. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 8 times. (Ch 1. Cluster. Ch 1) in next sc. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 14 (16) times. (Ch 1. Cluster. Ch 1) in next sc. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 8 times. (Ch 1. Cluster. Ch 1) in next sc. (Cluster. Ch 1. Cluster) in next sc. (Ch 1. Miss next sc. Cluster in next sc) 6 (7) times. 1 dc in each of last 2 sc. Turn.
9th row: As 5th row.
10th row: With B, ch 3. 1 dc in next dc. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 6 (7) times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 9 times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 16 (18) times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 9 times. (Ch 1. Cluster) twice in each of next 2 ch-1 sp. (Ch 1. Miss next cluster. Cluster in next ch-1 sp) 6 (7) times. 1 dc in each of last 2 sc. Turn.
11th row: With A, ch 1. 1 sc in each st and ch-1 sp to end of row. 128 (136) sc. Turn.
12th row: Ch 3. 1 dc in each of next 17 (19) sc. 3 dc in each of next 2 sc. 1 dc in each of next 24 dc. 3 dc in each of next 2 sc. 1 dc in each of next 36 (40) dc. 3 dc in each of next 2 sc. 1 dc in each of next 24 dc. 3 dc in each of next 2 dc. 1 dc in each of next 18 (20) sc. 144 (152) dc. Turn.
Divide for Body: 1st row: (RS). With A, ch 3. 1 dc in each of next 20 (22) dc (Left Front). Ch 2 (4). Miss next 30 dc (Left Sleeve opening). 1 dc in each of next 42 (46) dc (Back). Ch 2 (4). Miss next 30 dc (Right Sleeve opening). 1 dc in each of last 21 (23) dc (Right Front).
2nd row: Ch 3. 1 dc in each dc and ch to end of row. 88 (100) sts. Turn.
3rd row: Ch 3. 1 dc in each dc to end of row. Turn.
Rep last row until work from divide measures 4 (4½)” [10 (11.5) cm], ending with a RS row.
Next row: With B, ch 3. 1 dc in next dc. *Ch 1. Miss next dc. Cluster in next dc. Rep from * to last 2 dc. 1 dc in each of last 2 dc. Turn.
Next row: With A, ch 3. 1 dc in next dc. *Ch 1. Miss next cluster. Cluster in next ch-1 sp. Rep from * to last 2 dc. 1 dc in each of last 2 dc. Turn.
Next row: With B, ch 3. 1 dc in next dc. *Ch 1. Miss next cluster. Cluster in next ch-1 sp. Rep from * to last 2 dc. 1 dc in each of last 2 dc. Turn.
Next row: With A, ch 1. 1 sc in each st and ch-1 sp to end of row. Turn.
Rep last row twice more. Fasten off.
Sleeves:
Left Sleeve: Join A with sl st to 1st st of Left Sleeve opening.
1st rnd: Ch 3. 1 dc in each st and rem loops of ch 2 (4). Join with sl st to top of ch 3. 32 (34) dc.
2nd rnd: Ch 3. 1 dc in each dc around. Join with sl st to top of ch 3.
Rep last rnd until Sleeve measures 2 (3)” [5 (7.5) cm].
Next rnd: With B, ch 3. Yoh and draw up a loop in same sp as last sl st. Yoh and draw through 2 loops on hook) twice. Yoh and draw through all loops on hook – beg cluster made. Ch 1. Miss next dc. *Cluster in next dc. Ch 1. Miss next dc. Rep from * around. Join A with sl st to top of beg cluster.
Next rnd: With A, sl st in first ch-1 sp. Beg cluster in same sp as last sl st. Ch 1. *Cluster in next ch-1 sp. Ch 1. Rep from * around. Join B with sl st to top of beg cluster.
Next rnd: With B, as last rnd, joining A at end of rnd.
Next rnd: With A, ch 1. 1 sc in each st and ch-1 sp around. Join with sl st to first sc.
Rep last rnd twice more. Fasten off.
Right Sleeve: Join A with sl st to 1st st of Right Sleeve opening.
Work as given for Left Sleeve.
Buttonhole Band:
With RS facing, join A with sl st to neck edge of Left Front for Boy or Right Front for Girl.
1st row: Ch 1. Work 38 (40) sc evenly down front edge. Turn.
2nd row: Ch 1. 1 sc in each of next 24 (26) sc. (Ch 1. Miss next sc. 1 sc in each of next 5 sc) twice. Ch 1. Miss next sc. 1 sc in last sc. Turn.
3rd row: Ch 1. 1 sc in each sc and ch-1 sp to end of row. Fasten off.
Button Band:
With RS facing, join A with sl st to neck edge of Right Front for Boy or Left Front for Girl. Work as for Buttonhole Band, omitting all references to buttonholes.
Finishing: Sew buttons to Button Band to correspond with buttonholes.