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