Diagonal Lozenge Cable (in the round)

(Adapted from 99 Knit Stitches)
multiple of 8sts + 4

odd-numbered rows are the wrong side
even-numbered rows are the right side

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C3F: (uses next 3 sts)
Slip next 2 sts onto cn, hold in front, K1 from left needle, K2 from cn

T3F: (uses next 3 sts)
Slip next 2 sts onto cn, hold in front, P1 from left needle, K2 from cn
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1: P1 K2 (P6 K2) across to last st, P1
2: P1 (C3F P5) across to last 3 sts, K2 P1
3: P1 K2 (P5 K3) across to last st, P1
4: P1 (K1 C3F P4) across to last 3 sts, K2 P1
5: P1 K2 (P4 K4) across to last st, P1

6: P1 K2 (T3F P3 K2) across to last st, P1
7: P1 K2 (P3 K2 P1 K2) across to last st, P1
8: P1 K2 P1 (T3F P2 K2 P1) across

9: P1 K2 (P2 K2) across to last st, P1
10: P1 K2 (P2 T3F P1 K2) across to last st, P1
11: (P1 K2) twice, P3 K2 (P1 K2 P3 K2) across to last st, P1

12: P1 K2 (P3 T3F K2) across to last st, P1
13: P1 (K4 P4) across to last 3 sts, K2 P1
14: P1 K2 (P4 T3F K1) across to last st, P1
15: P1 (K3 P5) across to last 3 sts, K2 P1
16: P1 K2 (P5 T3F) across to last st, P1