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