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

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

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

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

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