Note: Slip wyib on the RS and wyif on the WS

With color A.
Cast on: multiple 10 sts + 3.
Row 1 (Wrong side): With color A, knit.

With color B.
Rows 2 & 42 (Right side): K1, * sl 1, k1; rep * to end.
Rows 3 & 43 : Repeat Row 2.

With color A.
Rows 4 & 40: K1, * k5, sl 1, k4; rep * to last 2 st, k2.
Rows 5 & 41: Rep Row 4.

With color B.
Rows 6 & 38: K1, * (k1, sl 1 ) twice, k3, sl 1, k1, sl1; rep * to last 2 sts, k2.
Rows 7 & 39: Rep Row 6.

With color A.
Rows 8 & 36: K1, * k4, sl 1, k1, sl 1, k3; rep * to last 2 sts, k2.
Rows 9 & 37: Rep Row 8.

With color B.
Rows 10 & 34: K1, * sl 1, k1, sl 1, k5, sl 1, k1; rep * to last 2 sts, sl 1, k1.
Rows 11 & 35: Rep Row 10

With color A.
Rows 12 & 32: K1, * k3, (sl 1, k1) twice, sl 1, k2; rep * to last 2 sts, k2.
Rows 13 & 33: Rep Row 12

With color B.
Rows 14 & 30: K1, * k1, sl 1, k7, sl 1; rep * to last 2 sts, k2
Rows 15 & 31: Rep Row 14.

With color A.
Rows 16 & 28: K1, * k2, (sl 1, k1) 4 times; rep * to last 2 sts, k2.
Rows 17 & 29: Rep Row 16.

With color B
Rows 18 & 26: K1, * sl 1, k9; rep * to last 2 sts, sl 1, k1.
Rows 19 & 27: Rep Row 18.

With color A.
Rows 20 & 24: K1, * ( k1, sl 1) 5 times; rep * to last 2 sts, k2.
Rows 21 & 25: Rep Row 20.

With color B.
Rows 22 & 23: Knit.

With color A.
Rows 44 & 45: Knit.

Repeat rows 2-45 until you have reached your desired length.

End with a Row 22 or 44 (a RS row). Bind off (on WS) in the last color used.