Cast on a multiple of 10 sts (try 30 sts).
Row 1 (RS) *K5, (P1, K1) twice, P1; rep from * to end.
Row 2 P1, *(K1, P1) twice, K1, P5; rep from * to last 9 sts, (K1, P1) twice, K1, P4.
Row 3 K3, *(P1, K1) twice, P1, K5; rep from * to last 7 sts, (P1, K1) twice, P1, K2.
Row 4 P3, *(K1, P1) twice, K1, P5; rep from * to last 7 sts, (K1, P1) twice, K1, P2.
Row 5 K1, *(P1, K1) twice, P1, K5; rep from * to the last 9 sts, (P1, K1) twice, P1, K4.
Row 6 *P5, (K1, P1) twice, K1; rep from * to end.
Row 7 K1, *(P1, K1) twice, P1, K5; rep from * to last 9…
