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