(0 21 3)(1 11 2)(4 7 5)(6 12 8)(9 15 10 18 13)(14 19 16)(17 22 20)
ALLOWS (11/8)-SEQUENCE
1: (0 9 15)

(0 10 18 13 9 21 3)(1 11 2)(4 7 5)(6 12 8)(14 19 16)(15)(17 22 20)
2: (3 18 21)

(0 10 18)(1 11 2)(3)(4 7 5)(6 12 8)(9 21 13)(14 19 16)(15)(17 22 20)
3: (14 19 16)

(0 10 18)(1 11 2)(3)(4 7 5)(6 12 8)(9 21 13)(14)(15)(16)(17 22 20)(19)
4: (17 22 20)

(0 10 18)(1 11 2)(3)(4 7 5)(6 12 8)(9 21 13)(14)(15)(16)(17)(19)(20)(22)