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

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

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

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

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