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