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